| Form N-CSR Cover | 6 Months Ended |
| Jun. 30, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Kinetics Mutual Funds, Inc |
| Entity Central Index Key | 0001083387 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2024 |
| Shareholder Report | 6 Months Ended |
| Jun. 30, 2024 USD ($) $ / shares | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Kinetics Mutual Funds, Inc |
| Entity Central Index Key | 0001083387 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2024 |
| Advisor Class A | |
| Shareholder Report [Line Items] | |
| Fund Name | The Internet Fund |
| Class Name | Advisor Class A |
| Trading Symbol | KINAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Internet Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class A $112 1.96% |
| Expenses Paid, Amount | $ 112 |
| Expense Ratio, Percent | 1.96% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 247,116,296 |
| Holdings Count | $ / shares | 31 |
| Investment Company Portfolio Turnover | 33% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $247,116,296 Number of Holdings 31 Portfolio Turnover 33% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Finance and Insurance 49.9% Utilities 18.7% Professional, Scientific, and Technical Services 7.0% Administrative and Support and Waste Management and Remediation Services 1.0% Information 0.8% Financials 0.8% Management of Companies and Enterprises 0.3% Arts, Entertainment, and Recreation 0.1% Communications 0.0% Cash & Other 21.4% Top 10 Issuers (% of Net Assets) Grayscale Bitcoin Trust BTC 46.2% Texas Pacific Land Corp. 18.7% CACI International, Inc. 7.0% OTC Markets Group, Inc. - Class A 2.4% Mastercard, Inc. 1.0% Miami International Holdings Inc. 1.0% Verisk Analytics, Inc. 0.8% Galaxy Digital Holdings Ltd. 0.7% Bakkt Holdings, Inc. 0.6% CME Group, Inc. 0.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class C | |
| Shareholder Report [Line Items] | |
| Fund Name | The Internet Fund |
| Class Name | Advisor Class C |
| Trading Symbol | KINCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Internet Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class C $140 2.46% |
| Expenses Paid, Amount | $ 140 |
| Expense Ratio, Percent | 2.46% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 247,116,296 |
| Holdings Count | $ / shares | 31 |
| Investment Company Portfolio Turnover | 33% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $247,116,296 Number of Holdings 31 Portfolio Turnover 33% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Finance and Insurance 49.9% Utilities 18.7% Professional, Scientific, and Technical Services 7.0% Administrative and Support and Waste Management and Remediation Services 1.0% Information 0.8% Financials 0.8% Management of Companies and Enterprises 0.3% Arts, Entertainment, and Recreation 0.1% Communications 0.0% Cash & Other 21.4% Top 10 Issuers (% of Net Assets) Grayscale Bitcoin Trust BTC 46.2% Texas Pacific Land Corp. 18.7% CACI International, Inc. 7.0% OTC Markets Group, Inc. - Class A 2.4% Mastercard, Inc. 1.0% Miami International Holdings Inc. 1.0% Verisk Analytics, Inc. 0.8% Galaxy Digital Holdings Ltd. 0.7% Bakkt Holdings, Inc. 0.6% CME Group, Inc. 0.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Internet Fund |
| Class Name | No Load Class |
| Trading Symbol | WWWFX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Internet Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $98 1.71% |
| Expenses Paid, Amount | $ 98 |
| Expense Ratio, Percent | 1.71% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 247,116,296 |
| Holdings Count | $ / shares | 31 |
| Investment Company Portfolio Turnover | 33% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $247,116,296 Number of Holdings 31 Portfolio Turnover 33% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Finance and Insurance 49.9% Utilities 18.7% Professional, Scientific, and Technical Services 7.0% Administrative and Support and Waste Management and Remediation Services 1.0% Information 0.8% Financials 0.8% Management of Companies and Enterprises 0.3% Arts, Entertainment, and Recreation 0.1% Communications 0.0% Cash & Other 21.4% Top 10 Issuers (% of Net Assets) Grayscale Bitcoin Trust BTC 46.2% Texas Pacific Land Corp. 18.7% CACI International, Inc. 7.0% OTC Markets Group, Inc. - Class A 2.4% Mastercard, Inc. 1.0% Miami International Holdings Inc. 1.0% Verisk Analytics, Inc. 0.8% Galaxy Digital Holdings Ltd. 0.7% Bakkt Holdings, Inc. 0.6% CME Group, Inc. 0.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class A | |
| Shareholder Report [Line Items] | |
| Fund Name | The Global Fund |
| Class Name | Advisor Class A |
| Trading Symbol | KGLAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Global Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class A $93 1.64% |
| Expenses Paid, Amount | $ 93 |
| Expense Ratio, Percent | 1.64% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,907,902 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 43% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,907,902 Number of Holdings 55 Portfolio Turnover 43% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Finance and Insurance 37.4% Utilities 23.5% Financials 5.3% Real Estate and Rental and Leasing 3.6% Mining, Quarrying, and Oil and Gas Extraction 2.2% Wholesale Trade 1.9% Industrials 1.7% Energy 1.6% Management of Companies and Enterprises 1.5% Cash & Other 21.3% Top 10 Issuers (% of Net Assets) Grayscale Bitcoin Trust BTC 30.4% Texas Pacific Land Corp. 23.5% GAMCO Investors, Inc. 2.3% Wheaton Precious Metals Corp. 1.9% Landbridge Co. LLC 1.9% Galaxy Digital Holdings Ltd. 1.8% Sandstorm Gold Ltd. 1.8% Clarkson PLC 1.7% Associated Capital Group, Inc. 1.7% Permian Basin Royalty Trust 1.7% Top Ten Countries (% of Net Assets) United States 68.9% Canada 8.4% United Kingdom 1.7% Cayman Islands 0.7% Japan 0.6% Germany 0.4% Netherlands 0.4% Sweden 0.3% Brazil 0.2% Cash & Other 18.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class C | |
| Shareholder Report [Line Items] | |
| Fund Name | The Global Fund |
| Class Name | Advisor Class C |
| Trading Symbol | KGLCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Global Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class C $121 2.14% |
| Expenses Paid, Amount | $ 121 |
| Expense Ratio, Percent | 2.14% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,907,902 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 43% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,907,902 Number of Holdings 55 Portfolio Turnover 43% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Finance and Insurance 37.4% Utilities 23.5% Financials 5.3% Real Estate and Rental and Leasing 3.6% Mining, Quarrying, and Oil and Gas Extraction 2.2% Wholesale Trade 1.9% Industrials 1.7% Energy 1.6% Management of Companies and Enterprises 1.5% Cash & Other 21.3% Top 10 Issuers (% of Net Assets) Grayscale Bitcoin Trust BTC 30.4% Texas Pacific Land Corp. 23.5% GAMCO Investors, Inc. 2.3% Wheaton Precious Metals Corp. 1.9% Landbridge Co. LLC 1.9% Galaxy Digital Holdings Ltd. 1.8% Sandstorm Gold Ltd. 1.8% Clarkson PLC 1.7% Associated Capital Group, Inc. 1.7% Permian Basin Royalty Trust 1.7% Top Ten Countries (% of Net Assets) United States 68.9% Canada 8.4% United Kingdom 1.7% Cayman Islands 0.7% Japan 0.6% Germany 0.4% Netherlands 0.4% Sweden 0.3% Brazil 0.2% Cash & Other 18.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Global Fund |
| Class Name | No Load Class |
| Trading Symbol | WWWEX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Global Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $79 1.39% |
| Expenses Paid, Amount | $ 79 |
| Expense Ratio, Percent | 1.39% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,907,902 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 43% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,907,902 Number of Holdings 55 Portfolio Turnover 43% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Finance and Insurance 37.4% Utilities 23.5% Financials 5.3% Real Estate and Rental and Leasing 3.6% Mining, Quarrying, and Oil and Gas Extraction 2.2% Wholesale Trade 1.9% Industrials 1.7% Energy 1.6% Management of Companies and Enterprises 1.5% Cash & Other 21.3% Top 10 Issuers (% of Net Assets) Grayscale Bitcoin Trust BTC 30.4% Texas Pacific Land Corp. 23.5% GAMCO Investors, Inc. 2.3% Wheaton Precious Metals Corp. 1.9% Landbridge Co. LLC 1.9% Galaxy Digital Holdings Ltd. 1.8% Sandstorm Gold Ltd. 1.8% Clarkson PLC 1.7% Associated Capital Group, Inc. 1.7% Permian Basin Royalty Trust 1.7% Top Ten Countries (% of Net Assets) United States 68.9% Canada 8.4% United Kingdom 1.7% Cayman Islands 0.7% Japan 0.6% Germany 0.4% Netherlands 0.4% Sweden 0.3% Brazil 0.2% Cash & Other 18.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class A | |
| Shareholder Report [Line Items] | |
| Fund Name | The Paradigm Fund |
| Class Name | Advisor Class A |
| Trading Symbol | KNPAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Paradigm Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class A $107 1.89% |
| Expenses Paid, Amount | $ 107 |
| Expense Ratio, Percent | 1.89% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 938,904,468 |
| Holdings Count | $ / shares | 52 |
| Investment Company Portfolio Turnover | 2% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $938,904,468 Number of Holdings 52 Portfolio Turnover 2% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 65.3% Finance and Insurance 17.2% Administrative and Support and Waste Management and Remediation Services 2.7% Professional, Scientific, and Technical Services 2.1% Real Estate and Rental and Leasing 2.1% Mining, Quarrying, and Oil and Gas Extraction 2.1% Construction 1.9% Accommodation and Food Services 1.3% Information 0.9% Cash & Other 4.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 65.3% Grayscale Bitcoin Trust BTC 11.1% Brookfield Corp. 3.1% Live Nation Entertainment, Inc. 2.5% CACI International, Inc. 2.1% Franco-Nevada Corp. 2.1% Howard Hughes Holdings, Inc. 1.9% Landbridge Co. LLC 1.6% Cboe Global Markets, Inc. 1.1% Associated Capital Group, Inc. 1.0% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class C | |
| Shareholder Report [Line Items] | |
| Fund Name | The Paradigm Fund |
| Class Name | Advisor Class C |
| Trading Symbol | KNPCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Paradigm Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class C $135 2.39% |
| Expenses Paid, Amount | $ 135 |
| Expense Ratio, Percent | 2.39% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 938,904,468 |
| Holdings Count | $ / shares | 52 |
| Investment Company Portfolio Turnover | 2% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $938,904,468 Number of Holdings 52 Portfolio Turnover 2% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 65.3% Finance and Insurance 17.2% Administrative and Support and Waste Management and Remediation Services 2.7% Professional, Scientific, and Technical Services 2.1% Real Estate and Rental and Leasing 2.1% Mining, Quarrying, and Oil and Gas Extraction 2.1% Construction 1.9% Accommodation and Food Services 1.3% Information 0.9% Cash & Other 4.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 65.3% Grayscale Bitcoin Trust BTC 11.1% Brookfield Corp. 3.1% Live Nation Entertainment, Inc. 2.5% CACI International, Inc. 2.1% Franco-Nevada Corp. 2.1% Howard Hughes Holdings, Inc. 1.9% Landbridge Co. LLC 1.6% Cboe Global Markets, Inc. 1.1% Associated Capital Group, Inc. 1.0% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Institutional Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Paradigm Fund |
| Class Name | Institutional Class |
| Trading Symbol | KNPYX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Paradigm Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Institutional Class $82 1.44% |
| Expenses Paid, Amount | $ 82 |
| Expense Ratio, Percent | 1.44% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 938,904,468 |
| Holdings Count | $ / shares | 52 |
| Investment Company Portfolio Turnover | 2% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $938,904,468 Number of Holdings 52 Portfolio Turnover 2% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 65.3% Finance and Insurance 17.2% Administrative and Support and Waste Management and Remediation Services 2.7% Professional, Scientific, and Technical Services 2.1% Real Estate and Rental and Leasing 2.1% Mining, Quarrying, and Oil and Gas Extraction 2.1% Construction 1.9% Accommodation and Food Services 1.3% Information 0.9% Cash & Other 4.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 65.3% Grayscale Bitcoin Trust BTC 11.1% Brookfield Corp. 3.1% Live Nation Entertainment, Inc. 2.5% CACI International, Inc. 2.1% Franco-Nevada Corp. 2.1% Howard Hughes Holdings, Inc. 1.9% Landbridge Co. LLC 1.6% Cboe Global Markets, Inc. 1.1% Associated Capital Group, Inc. 1.0% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Paradigm Fund |
| Class Name | No Load Class |
| Trading Symbol | WWNPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Paradigm Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $93 1.64% |
| Expenses Paid, Amount | $ 93 |
| Expense Ratio, Percent | 1.64% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 938,904,468 |
| Holdings Count | $ / shares | 52 |
| Investment Company Portfolio Turnover | 2% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $938,904,468 Number of Holdings 52 Portfolio Turnover 2% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 65.3% Finance and Insurance 17.2% Administrative and Support and Waste Management and Remediation Services 2.7% Professional, Scientific, and Technical Services 2.1% Real Estate and Rental and Leasing 2.1% Mining, Quarrying, and Oil and Gas Extraction 2.1% Construction 1.9% Accommodation and Food Services 1.3% Information 0.9% Cash & Other 4.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 65.3% Grayscale Bitcoin Trust BTC 11.1% Brookfield Corp. 3.1% Live Nation Entertainment, Inc. 2.5% CACI International, Inc. 2.1% Franco-Nevada Corp. 2.1% Howard Hughes Holdings, Inc. 1.9% Landbridge Co. LLC 1.6% Cboe Global Markets, Inc. 1.1% Associated Capital Group, Inc. 1.0% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class A | |
| Shareholder Report [Line Items] | |
| Fund Name | The Small Cap Opportunities Fund |
| Class Name | Advisor Class A |
| Trading Symbol | KSOAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Small Cap Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class A $104 1.89% |
| Expenses Paid, Amount | $ 104 |
| Expense Ratio, Percent | 1.89% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 306,013,792 |
| Holdings Count | $ / shares | 48 |
| Investment Company Portfolio Turnover | 3% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $306,013,792 Number of Holdings 48 Portfolio Turnover 3% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 53.9% Professional, Scientific, and Technical Services 7.8% Finance and Insurance 7.6% Accommodation and Food Services 5.5% Real Estate 3.2% Real Estate and Rental and Leasing 2.4% Financials 2.3% Manufacturing 2.1% Transportation and Warehousing 1.8% Cash & Other 13.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 53.9% CACI International, Inc. 7.0% Grayscale Bitcoin Trust BTC 5.2% Civeo Corp. 4.6% DREAM Unlimited Corp. 3.2% Associated Capital Group, Inc. 2.1% Inter Parfums, Inc. 2.0% Landbridge Co. LLC 2.0% Carnival Corp. 1.8% Urbana Corp. 1.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class C | |
| Shareholder Report [Line Items] | |
| Fund Name | The Small Cap Opportunities Fund |
| Class Name | Advisor Class C |
| Trading Symbol | KSOCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Small Cap Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class C $132 2.39% |
| Expenses Paid, Amount | $ 132 |
| Expense Ratio, Percent | 2.39% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 306,013,792 |
| Holdings Count | $ / shares | 48 |
| Investment Company Portfolio Turnover | 3% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $306,013,792 Number of Holdings 48 Portfolio Turnover 3% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 53.9% Professional, Scientific, and Technical Services 7.8% Finance and Insurance 7.6% Accommodation and Food Services 5.5% Real Estate 3.2% Real Estate and Rental and Leasing 2.4% Financials 2.3% Manufacturing 2.1% Transportation and Warehousing 1.8% Cash & Other 13.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 53.9% CACI International, Inc. 7.0% Grayscale Bitcoin Trust BTC 5.2% Civeo Corp. 4.6% DREAM Unlimited Corp. 3.2% Associated Capital Group, Inc. 2.1% Inter Parfums, Inc. 2.0% Landbridge Co. LLC 2.0% Carnival Corp. 1.8% Urbana Corp. 1.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Institutional Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Small Cap Opportunities Fund |
| Class Name | Institutional Class |
| Trading Symbol | KSCYX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Small Cap Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Institutional Class $80 1.44% |
| Expenses Paid, Amount | $ 80 |
| Expense Ratio, Percent | 1.44% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 306,013,792 |
| Holdings Count | $ / shares | 48 |
| Investment Company Portfolio Turnover | 3% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $306,013,792 Number of Holdings 48 Portfolio Turnover 3% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 53.9% Professional, Scientific, and Technical Services 7.8% Finance and Insurance 7.6% Accommodation and Food Services 5.5% Real Estate 3.2% Real Estate and Rental and Leasing 2.4% Financials 2.3% Manufacturing 2.1% Transportation and Warehousing 1.8% Cash & Other 13.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 53.9% CACI International, Inc. 7.0% Grayscale Bitcoin Trust BTC 5.2% Civeo Corp. 4.6% DREAM Unlimited Corp. 3.2% Associated Capital Group, Inc. 2.1% Inter Parfums, Inc. 2.0% Landbridge Co. LLC 2.0% Carnival Corp. 1.8% Urbana Corp. 1.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Small Cap Opportunities Fund |
| Class Name | No Load Class |
| Trading Symbol | KSCOX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Small Cap Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30,2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $91 1.64% |
| Expenses Paid, Amount | $ 91 |
| Expense Ratio, Percent | 1.64% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 306,013,792 |
| Holdings Count | $ / shares | 48 |
| Investment Company Portfolio Turnover | 3% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $306,013,792 Number of Holdings 48 Portfolio Turnover 3% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 53.9% Professional, Scientific, and Technical Services 7.8% Finance and Insurance 7.6% Accommodation and Food Services 5.5% Real Estate 3.2% Real Estate and Rental and Leasing 2.4% Financials 2.3% Manufacturing 2.1% Transportation and Warehousing 1.8% Cash & Other 13.4% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 53.9% CACI International, Inc. 7.0% Grayscale Bitcoin Trust BTC 5.2% Civeo Corp. 4.6% DREAM Unlimited Corp. 3.2% Associated Capital Group, Inc. 2.1% Inter Parfums, Inc. 2.0% Landbridge Co. LLC 2.0% Carnival Corp. 1.8% Urbana Corp. 1.3% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class A | |
| Shareholder Report [Line Items] | |
| Fund Name | The Market Opportunities Fund |
| Class Name | Advisor Class A |
| Trading Symbol | KMKAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Market Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/ resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class A $94 1.65% |
| Expenses Paid, Amount | $ 94 |
| Expense Ratio, Percent | 1.65% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 155,941,058 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 9% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $155,941,058 Number of Holdings 55 Portfolio Turnover 9% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 51.3% Finance and Insurance 27.0% Financials 5.2% Real Estate and Rental and Leasing 1.5% Mining, Quarrying, and Oil and Gas Extraction 1.1% Wholesale Trade 1.1% Administrative and Support and Waste Management and Remediation Services 1.1% Industrials 1.0% Management of Companies and Enterprises 0.1% Cash & Other 10.6% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 51.3% Grayscale Bitcoin Trust BTC 20.4% Partners Value Investments LP 2.3% Associated Capital Group, Inc. 1.7% Intercontinental Exchange, Inc. 1.1% Franco-Nevada Corp. 1.1% Wheaton Precious Metals Corp. 1.0% Urbana Corp. 1.0% Clarkson PLC 1.0% Permian Basin Royalty Trust 0.9% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class C | |
| Shareholder Report [Line Items] | |
| Fund Name | The Market Opportunities Fund |
| Class Name | Advisor Class C |
| Trading Symbol | KMKCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Market Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/ resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class C $122 2.15% |
| Expenses Paid, Amount | $ 122 |
| Expense Ratio, Percent | 2.15% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 155,941,058 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 9% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $155,941,058 Number of Holdings 55 Portfolio Turnover 9% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 51.3% Finance and Insurance 27.0% Financials 5.2% Real Estate and Rental and Leasing 1.5% Mining, Quarrying, and Oil and Gas Extraction 1.1% Wholesale Trade 1.1% Administrative and Support and Waste Management and Remediation Services 1.1% Industrials 1.0% Management of Companies and Enterprises 0.1% Cash & Other 10.6% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 51.3% Grayscale Bitcoin Trust BTC 20.4% Partners Value Investments LP 2.3% Associated Capital Group, Inc. 1.7% Intercontinental Exchange, Inc. 1.1% Franco-Nevada Corp. 1.1% Wheaton Precious Metals Corp. 1.0% Urbana Corp. 1.0% Clarkson PLC 1.0% Permian Basin Royalty Trust 0.9% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Institutional Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Market Opportunities Fund |
| Class Name | Institutional Class |
| Trading Symbol | KMKYX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Market Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/ resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Institutional Class $68 1.20% |
| Expenses Paid, Amount | $ 68 |
| Expense Ratio, Percent | 1.20% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 155,941,058 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 9% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $155,941,058 Number of Holdings 55 Portfolio Turnover 9% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 51.3% Finance and Insurance 27.0% Financials 5.2% Real Estate and Rental and Leasing 1.5% Mining, Quarrying, and Oil and Gas Extraction 1.1% Wholesale Trade 1.1% Administrative and Support and Waste Management and Remediation Services 1.1% Industrials 1.0% Management of Companies and Enterprises 0.1% Cash & Other 10.6% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 51.3% Grayscale Bitcoin Trust BTC 20.4% Partners Value Investments LP 2.3% Associated Capital Group, Inc. 1.7% Intercontinental Exchange, Inc. 1.1% Franco-Nevada Corp. 1.1% Wheaton Precious Metals Corp. 1.0% Urbana Corp. 1.0% Clarkson PLC 1.0% Permian Basin Royalty Trust 0.9% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Market Opportunities Fund |
| Class Name | No Load Class |
| Trading Symbol | KMKNX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Market Opportunities Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/ resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $80 1.40% |
| Expenses Paid, Amount | $ 80 |
| Expense Ratio, Percent | 1.40% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 155,941,058 |
| Holdings Count | $ / shares | 55 |
| Investment Company Portfolio Turnover | 9% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $155,941,058 Number of Holdings 55 Portfolio Turnover 9% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 51.3% Finance and Insurance 27.0% Financials 5.2% Real Estate and Rental and Leasing 1.5% Mining, Quarrying, and Oil and Gas Extraction 1.1% Wholesale Trade 1.1% Administrative and Support and Waste Management and Remediation Services 1.1% Industrials 1.0% Management of Companies and Enterprises 0.1% Cash & Other 10.6% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 51.3% Grayscale Bitcoin Trust BTC 20.4% Partners Value Investments LP 2.3% Associated Capital Group, Inc. 1.7% Intercontinental Exchange, Inc. 1.1% Franco-Nevada Corp. 1.1% Wheaton Precious Metals Corp. 1.0% Urbana Corp. 1.0% Clarkson PLC 1.0% Permian Basin Royalty Trust 0.9% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Multi-Disciplinary Income Fund |
| Class Name | No Load Class |
| Trading Symbol | KMDNX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Multi-Disciplinary Income Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $37 0.74% |
| Expenses Paid, Amount | $ 37 |
| Expense Ratio, Percent | 0.74% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 13,631,908 |
| Holdings Count | $ / shares | 26 |
| Investment Company Portfolio Turnover | 4% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $13,631,908 Number of Holdings 26 Portfolio Turnover 4% Average Credit Quality AAA Effective Duration 2 Yrs 30-Day SEC Yield 6.61% 30-Day SEC Yield Unsubsidized 6.31% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Asset Backed Securities 84.5% Cash & Other 15.5% Top 10 Issuers (% of Net Assets) Benefit Street Partners CLO Ltd. 7.2% Apidos CLO 6.3% Venture CDO Ltd. 5.5% Babson CLO Ltd./Cayman Islands 4.1% Fortress Credit BSL Ltd. 3.7% Regatta Funding Ltd. 3.7% Rad CLO 3.7% Magnetite CLO Ltd. 3.7% ICG US CLO Ltd. 3.7% Man GLG US CLO 3.7% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class A | |
| Shareholder Report [Line Items] | |
| Fund Name | The Kinetics Spin-off and Corporate Restructuring Fund |
| Class Name | Advisor Class A |
| Trading Symbol | LSHAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Kinetics Spin-off and Corporate Restructuring Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class A $85 1.50% |
| Expenses Paid, Amount | $ 85 |
| Expense Ratio, Percent | 1.50% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,283,540 |
| Holdings Count | $ / shares | 29 |
| Investment Company Portfolio Turnover | 5% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,283,540 Number of Holdings 29 Portfolio Turnover 5% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 69.9% Finance and Insurance 8.8% Manufacturing 7.7% Accommodation and Food Services 1.9% Real Estate and Rental and Leasing 1.1% Energy 0.9% Information 0.7% Construction 0.4% Real Estate 0.4% Cash & Other 8.2% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 69.9% CSW Industrials, Inc. 7.3% Associated Capital Group, Inc. 4.4% GAMCO Investors, Inc. 3.6% Civeo Corp. 1.9% Landbridge Co. LLC 1.1% PrairieSky Royalty Ltd. 0.9% Liberty Media Corp.-Liberty Formula One 0.7% Howard Hughes Holdings, Inc. 0.4% DREAM Unlimited Corp. 0.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Advisor Class C | |
| Shareholder Report [Line Items] | |
| Fund Name | The Kinetics Spin-off and Corporate Restructuring Fund |
| Class Name | Advisor Class C |
| Trading Symbol | LSHCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Kinetics Spin-off and Corporate Restructuring Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Advisor Class C $128 2.25% |
| Expenses Paid, Amount | $ 128 |
| Expense Ratio, Percent | 2.25% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,283,540 |
| Holdings Count | $ / shares | 29 |
| Investment Company Portfolio Turnover | 5% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,283,540 Number of Holdings 29 Portfolio Turnover 5% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 69.9% Finance and Insurance 8.8% Manufacturing 7.7% Accommodation and Food Services 1.9% Real Estate and Rental and Leasing 1.1% Energy 0.9% Information 0.7% Construction 0.4% Real Estate 0.4% Cash & Other 8.2% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 69.9% CSW Industrials, Inc. 7.3% Associated Capital Group, Inc. 4.4% GAMCO Investors, Inc. 3.6% Civeo Corp. 1.9% Landbridge Co. LLC 1.1% PrairieSky Royalty Ltd. 0.9% Liberty Media Corp.-Liberty Formula One 0.7% Howard Hughes Holdings, Inc. 0.4% DREAM Unlimited Corp. 0.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Institutional Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Kinetics Spin-off and Corporate Restructuring Fund |
| Class Name | Institutional Class |
| Trading Symbol | LSHUX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Kinetics Spin-off and Corporate Restructuring Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Institutional Class $71 1.25% |
| Expenses Paid, Amount | $ 71 |
| Expense Ratio, Percent | 1.25% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,283,540 |
| Holdings Count | $ / shares | 29 |
| Investment Company Portfolio Turnover | 5% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,283,540 Number of Holdings 29 Portfolio Turnover 5% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 69.9% Finance and Insurance 8.8% Manufacturing 7.7% Accommodation and Food Services 1.9% Real Estate and Rental and Leasing 1.1% Energy 0.9% Information 0.7% Construction 0.4% Real Estate 0.4% Cash & Other 8.2% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 69.9% CSW Industrials, Inc. 7.3% Associated Capital Group, Inc. 4.4% GAMCO Investors, Inc. 3.6% Civeo Corp. 1.9% Landbridge Co. LLC 1.1% PrairieSky Royalty Ltd. 0.9% Liberty Media Corp.-Liberty Formula One 0.7% Howard Hughes Holdings, Inc. 0.4% DREAM Unlimited Corp. 0.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| No Load Class | |
| Shareholder Report [Line Items] | |
| Fund Name | The Kinetics Spin-off and Corporate Restructuring Fund |
| Class Name | No Load Class |
| Trading Symbol | LSHEX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about The Kinetics Spin-off and Corporate Restructuring Fund (the “Fund”) for the period of January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://kineticsfunds.com/resources/ . You can also request this information by contacting us at 1-800-930-3828. |
| Additional Information Phone Number | 1-800-930-3828. |
| Additional Information Website | https://kineticsfunds.com/resources/ |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment No Load Class $83 1.45% |
| Expenses Paid, Amount | $ 83 |
| Expense Ratio, Percent | 1.45% |
| Updated Performance Information Location [Text Block] | Visit https://kineticsfunds.com/resources/ for more recent performance information. |
| Net Assets | $ 26,283,540 |
| Holdings Count | $ / shares | 29 |
| Investment Company Portfolio Turnover | 5% |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Net Assets $26,283,540 Number of Holdings 29 Portfolio Turnover 5% |
| Holdings [Text Block] | Top Sectors (% of Net Assets) Utilities 69.9% Finance and Insurance 8.8% Manufacturing 7.7% Accommodation and Food Services 1.9% Real Estate and Rental and Leasing 1.1% Energy 0.9% Information 0.7% Construction 0.4% Real Estate 0.4% Cash & Other 8.2% Top 10 Issuers (% of Net Assets) Texas Pacific Land Corp. 69.9% CSW Industrials, Inc. 7.3% Associated Capital Group, Inc. 4.4% GAMCO Investors, Inc. 3.6% Civeo Corp. 1.9% Landbridge Co. LLC 1.1% PrairieSky Royalty Ltd. 0.9% Liberty Media Corp.-Liberty Formula One 0.7% Howard Hughes Holdings, Inc. 0.4% DREAM Unlimited Corp. 0.4% |
| Updated Prospectus Web Address | https://kineticsfunds.com/resources/ |
| Shareholder Report, Holdings (Details) | Jun. 30, 2024 |
| Advisor Class A | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 46.20% |
| Advisor Class A | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.70% |
| Advisor Class A | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Advisor Class A | OTC Markets Group, Inc. - Class A [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| Advisor Class A | Mastercard, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Miami International Holdings Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Verisk Analytics, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| Advisor Class A | Galaxy Digital Holdings Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class A | Bakkt Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.60% |
| Advisor Class A | CME Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Advisor Class A | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 49.90% |
| Advisor Class A | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.70% |
| Advisor Class A | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Advisor Class A | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| Advisor Class A | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| Advisor Class A | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Advisor Class A | Arts, Entertainment, and Recreation [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Advisor Class A | Communications [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.40% |
| Advisor Class C | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 46.20% |
| Advisor Class C | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.70% |
| Advisor Class C | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Advisor Class C | OTC Markets Group, Inc. - Class A [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| Advisor Class C | Mastercard, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Miami International Holdings Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Verisk Analytics, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| Advisor Class C | Galaxy Digital Holdings Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class C | Bakkt Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.60% |
| Advisor Class C | CME Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Advisor Class C | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 49.90% |
| Advisor Class C | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.70% |
| Advisor Class C | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Advisor Class C | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| Advisor Class C | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| Advisor Class C | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Advisor Class C | Arts, Entertainment, and Recreation [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Advisor Class C | Communications [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.40% |
| No Load Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 46.20% |
| No Load Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.70% |
| No Load Class | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| No Load Class | OTC Markets Group, Inc. - Class A [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| No Load Class | Mastercard, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Miami International Holdings Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Verisk Analytics, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| No Load Class | Galaxy Digital Holdings Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| No Load Class | Bakkt Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.60% |
| No Load Class | CME Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| No Load Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 49.90% |
| No Load Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.70% |
| No Load Class | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| No Load Class | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| No Load Class | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.80% |
| No Load Class | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| No Load Class | Arts, Entertainment, and Recreation [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| No Load Class | Communications [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.40% |
| Advisor Class A | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 30.40% |
| Advisor Class A | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.50% |
| Advisor Class A | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Advisor Class A | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Galaxy Digital Holdings Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class A | Sandstorm Gold Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class A | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class A | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class A | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.40% |
| Advisor Class A | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 37.40% |
| Advisor Class A | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.50% |
| Advisor Class A | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.30% |
| Advisor Class A | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| Advisor Class A | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| Advisor Class A | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class A | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| Advisor Class A | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.30% |
| Advisor Class A | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 68.90% |
| Advisor Class A | Canada | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.40% |
| Advisor Class A | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class A | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class A | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.60% |
| Advisor Class A | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class A | Netherlands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class A | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Advisor Class A | Brazil | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Advisor Class C | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 30.40% |
| Advisor Class C | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.50% |
| Advisor Class C | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Advisor Class C | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class C | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class C | Galaxy Digital Holdings Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class C | Sandstorm Gold Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class C | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class C | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class C | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.40% |
| Advisor Class C | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 37.40% |
| Advisor Class C | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.50% |
| Advisor Class C | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.30% |
| Advisor Class C | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| Advisor Class C | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| Advisor Class C | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class C | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class C | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| Advisor Class C | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.30% |
| Advisor Class C | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 68.90% |
| Advisor Class C | Canada | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.40% |
| Advisor Class C | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class C | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class C | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.60% |
| Advisor Class C | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class C | Netherlands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class C | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Advisor Class C | Brazil | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| No Load Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 30.40% |
| No Load Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.50% |
| No Load Class | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| No Load Class | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Galaxy Digital Holdings Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| No Load Class | Sandstorm Gold Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| No Load Class | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| No Load Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| No Load Class | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 18.40% |
| No Load Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 37.40% |
| No Load Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.50% |
| No Load Class | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.30% |
| No Load Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| No Load Class | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| No Load Class | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| No Load Class | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| No Load Class | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.30% |
| No Load Class | United States | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 68.90% |
| No Load Class | Canada | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.40% |
| No Load Class | United Kingdom | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| No Load Class | Cayman Islands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| No Load Class | Japan | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.60% |
| No Load Class | Germany | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| No Load Class | Netherlands | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| No Load Class | Sweden | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| No Load Class | Brazil | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Advisor Class A | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 65.30% |
| Advisor Class A | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.10% |
| Advisor Class A | Brookfield Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.10% |
| Advisor Class A | Live Nation Entertainment, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.50% |
| Advisor Class A | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| Advisor Class A | Cboe Global Markets, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 65.30% |
| Advisor Class A | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 17.20% |
| Advisor Class A | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.70% |
| Advisor Class A | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| Advisor Class A | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| Advisor Class C | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 65.30% |
| Advisor Class C | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 11.10% |
| Advisor Class C | Brookfield Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 3.10% |
| Advisor Class C | Live Nation Entertainment, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.50% |
| Advisor Class C | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.10% |
| Advisor Class C | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.10% |
| Advisor Class C | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.90% |
| Advisor Class C | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.60% |
| Advisor Class C | Cboe Global Markets, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.10% |
| Advisor Class C | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1% |
| Advisor Class C | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 65.30% |
| Advisor Class C | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 17.20% |
| Advisor Class C | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.70% |
| Advisor Class C | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.10% |
| Advisor Class C | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.10% |
| Advisor Class C | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.10% |
| Advisor Class C | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.90% |
| Advisor Class C | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1.30% |
| Advisor Class C | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.90% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 4.40% |
| Institutional Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 65.30% |
| Institutional Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.10% |
| Institutional Class | Brookfield Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.10% |
| Institutional Class | Live Nation Entertainment, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.50% |
| Institutional Class | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Institutional Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| Institutional Class | Cboe Global Markets, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Institutional Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 65.30% |
| Institutional Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 17.20% |
| Institutional Class | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.70% |
| Institutional Class | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Institutional Class | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| Institutional Class | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Institutional Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| No Load Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 65.30% |
| No Load Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.10% |
| No Load Class | Brookfield Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.10% |
| No Load Class | Live Nation Entertainment, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.50% |
| No Load Class | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| No Load Class | Cboe Global Markets, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 65.30% |
| No Load Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 17.20% |
| No Load Class | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.70% |
| No Load Class | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| No Load Class | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| Advisor Class A | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| Advisor Class A | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Advisor Class A | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| Advisor Class A | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| Advisor Class A | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Advisor Class A | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Inter Parfums, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| Advisor Class A | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| Advisor Class A | Carnival Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class A | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| Advisor Class A | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| Advisor Class A | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.80% |
| Advisor Class A | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| Advisor Class A | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| Advisor Class A | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Advisor Class A | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| Advisor Class A | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Advisor Class A | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class A | Transportation and Warehousing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.40% |
| Advisor Class C | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| Advisor Class C | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Advisor Class C | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| Advisor Class C | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| Advisor Class C | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Advisor Class C | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class C | Inter Parfums, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| Advisor Class C | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| Advisor Class C | Carnival Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class C | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| Advisor Class C | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| Advisor Class C | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.80% |
| Advisor Class C | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| Advisor Class C | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| Advisor Class C | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Advisor Class C | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| Advisor Class C | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Advisor Class C | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Advisor Class C | Transportation and Warehousing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.40% |
| Institutional Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| Institutional Class | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| Institutional Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| Institutional Class | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| Institutional Class | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Institutional Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Inter Parfums, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| Institutional Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| Institutional Class | Carnival Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Institutional Class | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| Institutional Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| Institutional Class | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.80% |
| Institutional Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| Institutional Class | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| Institutional Class | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| Institutional Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| Institutional Class | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Institutional Class | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| Institutional Class | Transportation and Warehousing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| Institutional Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.40% |
| No Load Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| No Load Class | CACI International, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| No Load Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| No Load Class | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.60% |
| No Load Class | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| No Load Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Inter Parfums, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| No Load Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2% |
| No Load Class | Carnival Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| No Load Class | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.30% |
| No Load Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 53.90% |
| No Load Class | Professional, Scientific, and Technical Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.80% |
| No Load Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| No Load Class | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| No Load Class | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.20% |
| No Load Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| No Load Class | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| No Load Class | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| No Load Class | Transportation and Warehousing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.40% |
| Advisor Class A | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| Advisor Class A | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.40% |
| Advisor Class A | Partners Value Investments LP [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Advisor Class A | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class A | Intercontinental Exchange, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class A | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| Advisor Class A | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27% |
| Advisor Class A | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| Advisor Class A | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| Advisor Class A | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class A | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.60% |
| Advisor Class C | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| Advisor Class C | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.40% |
| Advisor Class C | Partners Value Investments LP [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Advisor Class C | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Advisor Class C | Intercontinental Exchange, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class C | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| Advisor Class C | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27% |
| Advisor Class C | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| Advisor Class C | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| Advisor Class C | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Advisor Class C | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.60% |
| Institutional Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| Institutional Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.40% |
| Institutional Class | Partners Value Investments LP [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| Institutional Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| Institutional Class | Intercontinental Exchange, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Institutional Class | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Institutional Class | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Institutional Class | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Institutional Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| Institutional Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27% |
| Institutional Class | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| Institutional Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| Institutional Class | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| Institutional Class | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Institutional Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.60% |
| No Load Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| No Load Class | Grayscale Bitcoin Trust BTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 20.40% |
| No Load Class | Partners Value Investments LP [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.30% |
| No Load Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.70% |
| No Load Class | Intercontinental Exchange, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Franco-Nevada Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Wheaton Precious Metals Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Urbana Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Clarkson PLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Permian Basin Royalty Trust [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| No Load Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 51.30% |
| No Load Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 27% |
| No Load Class | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.20% |
| No Load Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.50% |
| No Load Class | Mining, Quarrying, and Oil and Gas Extraction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Wholesale Trade [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Administrative and Support and Waste Management and Remediation Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Industrials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1% |
| No Load Class | Management of Companies and Enterprises [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.60% |
| No Load Class | Benefit Street Partners CLO Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.20% |
| No Load Class | Apidos CLO [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.30% |
| No Load Class | Venture CDO Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.50% |
| No Load Class | Babson CLO Ltd./Cayman Islands [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.10% |
| No Load Class | Fortress Credit BSL Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| No Load Class | Regatta Funding Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| No Load Class | Rad CLO [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| No Load Class | Magnetite CLO Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| No Load Class | ICG US CLO Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| No Load Class | Man GLG US CLO [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.70% |
| No Load Class | Asset Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 84.50% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.50% |
| Advisor Class A | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| Advisor Class A | CSW Industrials, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.30% |
| Advisor Class A | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| Advisor Class A | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| Advisor Class A | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | PrairieSky Royalty Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class A | Liberty Media Corp.-Liberty Formula One [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class A | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class A | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class A | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| Advisor Class A | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.80% |
| Advisor Class A | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.70% |
| Advisor Class A | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class A | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class A | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class A | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class A | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class A | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class A | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.20% |
| Advisor Class C | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| Advisor Class C | CSW Industrials, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.30% |
| Advisor Class C | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| Advisor Class C | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| Advisor Class C | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class C | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | PrairieSky Royalty Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class C | Liberty Media Corp.-Liberty Formula One [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class C | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class C | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class C | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| Advisor Class C | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.80% |
| Advisor Class C | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.70% |
| Advisor Class C | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Advisor Class C | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Advisor Class C | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Advisor Class C | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Advisor Class C | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class C | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Advisor Class C | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.20% |
| Institutional Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| Institutional Class | CSW Industrials, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.30% |
| Institutional Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| Institutional Class | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| Institutional Class | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Institutional Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | PrairieSky Royalty Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Institutional Class | Liberty Media Corp.-Liberty Formula One [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Institutional Class | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Institutional Class | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Institutional Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| Institutional Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.80% |
| Institutional Class | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.70% |
| Institutional Class | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| Institutional Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| Institutional Class | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| Institutional Class | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| Institutional Class | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Institutional Class | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| Institutional Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.20% |
| No Load Class | Texas Pacific Land Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| No Load Class | CSW Industrials, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.30% |
| No Load Class | Associated Capital Group, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| No Load Class | GAMCO Investors, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.60% |
| No Load Class | Civeo Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Landbridge Co. LLC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | PrairieSky Royalty Ltd. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| No Load Class | Liberty Media Corp.-Liberty Formula One [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| No Load Class | Howard Hughes Holdings, Inc. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| No Load Class | DREAM Unlimited Corp. [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| No Load Class | Utilities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 69.90% |
| No Load Class | Finance and Insurance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.80% |
| No Load Class | Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.70% |
| No Load Class | Accommodation and Food Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| No Load Class | Real Estate and Rental and Leasing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.10% |
| No Load Class | Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.90% |
| No Load Class | Information [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| No Load Class | Construction [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| No Load Class | Real Estate [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.40% |
| No Load Class | Cash & Other [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.20% |
