| Form N-CSR Cover | 12 Months Ended |
| Jul. 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | GEORGE PUTNAM BALANCED FUND |
| Entity Central Index Key | 0000081259 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jul. 31, 2024 |
| Shareholder Report | 12 Months Ended | |
| Jul. 31, 2024 USD ($) $ / shares | ||
| Shareholder Report [Line Items] | ||
| Document Type | N-CSR | |
| Amendment Flag | false | |
| Registrant Name | GEORGE PUTNAM BALANCED FUND | |
| Entity Central Index Key | 0000081259 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Jul. 31, 2024 | |
| Class A | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class A | |
| Trading Symbol | PGEOX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class A $101 0.93% | |
| Expenses Paid, Amount | $ 101 | |
| Expense Ratio, Percent | 0.93% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class A shares of George Putnam Balanced Fund returned 17.96%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class A 17.96 9.63 8.74 Class A (with sales charge) 11.18 8.34 8.10 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [1] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [1] |
| Holdings [Text Block] | [2] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class B | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class B | |
| Trading Symbol | PGEBX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class B $182 1.68% | |
| Expenses Paid, Amount | $ 182 | |
| Expense Ratio, Percent | 1.68% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class B shares of George Putnam Balanced Fund returned 17.05%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class B 17.05 8.81 8.09 Class B (with sales charge) 12.05 8.52 8.09 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [3] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [3] |
| Holdings [Text Block] | [4] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment advisor, and PIL will continue to serve as a sub-advisor to the Fund. Effective September 5, 2024 (the “Conversion Date”), class B shares of the Fund acquired prior to the Conversion Date will convert automatically to class A shares. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class C | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class C | |
| Trading Symbol | PGPCX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class C $182 1.68% | |
| Expenses Paid, Amount | $ 182 | |
| Expense Ratio, Percent | 1.68% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class C shares of George Putnam Balanced Fund returned 17.05%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class C 17.05 8.80 8.09 Class C (with sales charge) 16.05 8.80 8.09 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [5] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [5] |
| Holdings [Text Block] | [6] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class M | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class M | |
| Trading Symbol | PGEMX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class M $155 1.43% | |
| Expenses Paid, Amount | $ 155 | |
| Expense Ratio, Percent | 1.43% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class M shares of George Putnam Balanced Fund returned 17.32%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class M 17.32 9.07 8.20 Class M (with sales charge) 13.21 8.30 7.82 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [7] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [7] |
| Holdings [Text Block] | [8] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class R | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class R | |
| Trading Symbol | PGPRX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class R $128 1.18% | |
| Expenses Paid, Amount | $ 128 | |
| Expense Ratio, Percent | 1.18% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class R shares of George Putnam Balanced Fund returned 17.64%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class R 17.64 9.35 8.47 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [9] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [9] |
| Holdings [Text Block] | [10] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class R5 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class R5 | |
| Trading Symbol | PGELX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class R5 $77 0.71% | |
| Expenses Paid, Amount | $ 77 | |
| Expense Ratio, Percent | 0.71% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class R5 shares of George Putnam Balanced Fund returned 18.22%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class R5 18.22 9.91 9.03 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [11] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [11] |
| Holdings [Text Block] | [12] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class R6 | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class R6 | |
| Trading Symbol | PGEJX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class R6 $67 0.61% | |
| Expenses Paid, Amount | $ 67 | |
| Expense Ratio, Percent | 0.61% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class R6 shares of George Putnam Balanced Fund returned 18.33%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class R6 18.33 9.99 9.12 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [13] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [13] |
| Holdings [Text Block] | [14] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class Y | ||
| Shareholder Report [Line Items] | ||
| Fund Name | George Putnam Balanced Fund | |
| Class Name | Class Y | |
| Trading Symbol | PGEYX | |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about George Putnam Balanced Fund for the period August 1, 2023, to July 31, 2024. | |
| Shareholder Report Annual or Semi-Annual | annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at (800) 225-1581 . | |
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | |
| Additional Information Phone Number | (800) 225-1581 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST YEAR? (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 Class Y $74 0.68% | |
| Expenses Paid, Amount | $ 74 | |
| Expense Ratio, Percent | 0.68% | |
| Factors Affecting Performance [Text Block] | HOW DID THE FUND PERFORM LAST YEAR AND WHAT AFFECTED ITS PERFORMANCE? For the twelve months ended July 31, 2024, Class Y shares of George Putnam Balanced Fund returned 18.20%. The Fund compares its performance to the George Putnam Blended Index and the S&P 500 Index, which returned 15.20% and 22.15%, respectively, for the same period. PERFORMANCE HIGHLIGHTS Top contributors to performance: ↑ Overweight position relative to both benchmarks in NRG Energy, a North American energy and home services company ↑ Underweight position in Apple, a global technology firm ↑ Exposure to U.S. investment-grade corporate credit ↑ Tactical positioning in agency mortgage-backed securities Top detractors from performance: Out-of-benchmark positions in: ↓ AIA Group, a multinational insurance and finance company ↓ Hertz Global Holdings, a U.S.-based vehicle rental company ↓ Prudential, a U.K.-based multinational insurance company | |
| Performance Past Does Not Indicate Future [Text] | The Fund’s past performance is not necessarily an indication of how the Fund will perform in the future. | |
| Line Graph [Table Text Block] | ||
| Average Annual Return [Table Text Block] | AVERAGE ANNUAL TOTAL RETURNS (%) Period Ended July 31, 2024 1 Year 5 Year 10 Year Class Y 18.20 9.90 9.01 Russell 3000 Index 21.07 14.23 12.58 Bloomberg U.S. Aggregate Index 5.10 0.19 1.61 George Putnam Blended Index 15.20 9.45 8.83 S&P 500 Index 22.15 15.00 13.15 | |
| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | |
| Updated Performance Information Location [Text Block] | For current month-end performance, please call Franklin Templeton at (800) 225-1581 or visit https://www.franklintempleton.com/investments/options/mutual-funds . Important data provider notices and terms available at www.franklintempletondatasources.com. | |
| Net Assets | $ 2,029,089,732 | |
| Holdings Count | $ / shares | 692 | [15] |
| Advisory Fees Paid, Amount | $ 9,390,921 | |
| Investment Company Portfolio Turnover | 80% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of July 31, 2024) Total Net Assets $2,029,089,732 Total Number of Portfolio Holdings * 692 Total Management Fee Paid $9,390,921 Portfolio Turnover Rate 80% | [15] |
| Holdings [Text Block] | [16] | |
| Material Fund Change [Text Block] | HOW HAS THE FUND CHANGED? On May 31, 2023, Franklin Resources, Inc. (“Franklin Resources”) and Great-West Lifeco Inc., the parent company of Putnam U.S. Holdings I, LLC (“Putnam Holdings”), announced that they had entered into a definitive agreement for a subsidiary of Franklin Resources to acquire Putnam Holdings in a stock and cash transaction (the “Transaction”). The Transaction was completed on January 1, 2024. As part of the Transaction, your Fund’s investment advisor, Putnam Investment Management, LLC (“Putnam Management”), a wholly-owned subsidiary of Putnam Holdings, and your Fund’s sub-advisor, Putnam Investments Limited (“PIL”), an indirect, wholly-owned subsidiary of Putnam Holdings, became indirect, wholly-owned subsidiaries of Franklin Resources. In connection with the Transaction, shareholders of your Fund approved a new management contract with Putnam Management and a new sub-advisory contract with PIL. The new contracts are identical to the previous contracts, except for the effective dates, initial terms, updates to fund names as necessary to reflect previous name changes, and certain non-substantive changes. Effective July 15, 2024, Franklin Advisers, Inc. (“Franklin Advisers”) was retained as a sub-adviser by Putnam Management for the Fund pursuant to a new subadvisory agreement between Franklin Advisers and Putnam Management. Both Putnam Management and Franklin Advisers are wholly-owned subsidiaries of Franklin Resources. Putnam Management will continue to serve as the Fund’s investment adviser, and PIL will continue to serve as a sub-advisor to the Fund. This is a summary of certain changes to the Fund since July 1, 2023. For more complete information, you may review the Fund’s current prospectus and any applicable supplements at https://www.franklintempleton.com/regulatory-fund-documents or upon request at (800) 225-1581 or funddocuments putnam.com . | |
| Updated Prospectus Phone Number | (800) 225-1581 | |
| Updated Prospectus Email Address | funddocuments@putnam.com | |
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| [1] * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. * Includes derivatives, if applicable. Cash and Equivalents, if any, represent the market value weights of cash, derivatives, short-term securities, and other unclassified assets in the portfolio. Holdings and allocations may vary over time. | ||
| Shareholder Report, Line Graph (Details) - USD ($) | 12 Months Ended | ||||||||||
| Jul. 31, 2024 | Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2021 | Jul. 31, 2020 | Jul. 31, 2019 | Jul. 31, 2018 | Jul. 31, 2017 | Jul. 31, 2016 | Jul. 31, 2015 | Jul. 31, 2014 | |
| Class A | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class A (with sales charge) | ||||||||||
| Account Value | $ 21,787 | $ 18,470 | $ 17,156 | $ 18,621 | $ 15,410 | $ 13,755 | $ 12,635 | $ 11,562 | $ 10,403 | $ 10,182 | $ 9,425 |
| Class B | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class B (with sales charge) | ||||||||||
| Account Value | $ 21,768 | 18,454 | 17,142 | 18,746 | 15,636 | 14,058 | 13,014 | 11,996 | 10,873 | 10,721 | 10,000 |
| Class C | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class C (with sales charge) | ||||||||||
| Account Value | $ 21,774 | 18,459 | 17,146 | 18,753 | 15,640 | 14,064 | 13,015 | 12,001 | 10,881 | 10,726 | 10,000 |
| Class M | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class M (with sales charge) | ||||||||||
| Account Value | $ 21,224 | 18,091 | 16,879 | 18,418 | 15,323 | 13,747 | 12,689 | 11,666 | 10,555 | 10,379 | 9,650 |
| Class R | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class R | ||||||||||
| Account Value | $ 22,541 | 19,160 | 17,840 | 19,414 | 16,112 | 14,417 | 13,278 | 12,179 | 10,981 | 10,774 | 10,000 |
| Class R5 | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class R5 | ||||||||||
| Account Value | $ 23,734 | 20,077 | 18,588 | 20,134 | 16,624 | 14,800 | 13,557 | 12,370 | 11,098 | 10,828 | 10,000 |
| Class R6 | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class R6 | ||||||||||
| Account Value | $ 23,935 | 20,227 | 18,723 | 20,264 | 16,716 | 14,869 | 13,608 | 12,405 | 11,119 | 10,839 | 10,000 |
| Class Y | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Class Y | ||||||||||
| Account Value | $ 23,705 | 20,055 | 18,573 | 20,118 | 16,609 | 14,787 | 13,547 | 12,365 | 11,102 | 10,834 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | 28,165 | 24,921 | 26,134 | 19,153 | 17,108 | 15,843 | 13,629 | 11,745 | 11,121 | 10,000 |
| Russell 3000 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | ||||||||||
| Account Value | $ 32,705 | 27,013 | 23,979 | 25,882 | 18,657 | 16,819 | 15,711 | 13,498 | 11,623 | 11,128 | 10,000 |
| Bloomberg U.S. Aggregate Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||||||||||
| Account Value | $ 11,727 | 11,158 | 11,547 | 12,705 | 12,795 | 11,619 | 10,750 | 10,837 | 10,893 | 10,282 | 10,000 |
| George Putnam Blended Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||||||||||
| Account Value | $ 23,312 | 20,236 | 18,988 | 20,193 | 16,757 | 14,842 | 13,696 | 12,526 | 11,469 | 10,801 | 10,000 |
| S&P 500 Index [Member] | |||||||||||
| Account Value [Line Items] | |||||||||||
| Line Graph and Table Measure Name | S&P 500 Index | ||||||||||
| Account Value | $ 34,403 | $ 28,165 | $ 24,921 | $ 26,134 | $ 19,153 | $ 17,108 | $ 15,843 | $ 13,629 | $ 11,745 | $ 11,121 | $ 10,000 |
| Shareholder Report, Average Annual Return (Details) | 12 Months Ended | 60 Months Ended | 120 Months Ended |
| Jul. 31, 2024 | Jul. 31, 2024 | Jul. 31, 2024 | |
| Class A | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class A (with sales charge) | ||
| Average Annual Return, Percent | 11.18% | 8.34% | 8.10% |
| Class B | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class B (with sales charge) | ||
| Average Annual Return, Percent | 12.05% | 8.52% | 8.09% |
| Class C | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class C (with sales charge) | ||
| Average Annual Return, Percent | 16.05% | 8.80% | 8.09% |
| Class M | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class M (with sales charge) | ||
| Average Annual Return, Percent | 13.21% | 8.30% | 7.82% |
| Class R | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class R | ||
| Average Annual Return, Percent | 17.64% | 9.35% | 8.47% |
| Class R5 | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class R5 | ||
| Average Annual Return, Percent | 18.22% | 9.91% | 9.03% |
| Class R6 | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class R6 | ||
| Average Annual Return, Percent | 18.33% | 9.99% | 9.12% |
| Class Y | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class Y | ||
| Average Annual Return, Percent | 18.20% | 9.90% | 9.01% |
| Without Sales Load [Member] | Class A | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class A | ||
| Average Annual Return, Percent | 17.96% | 9.63% | 8.74% |
| Without Sales Load [Member] | Class B | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class B | ||
| Average Annual Return, Percent | 17.05% | 8.81% | 8.09% |
| Without Sales Load [Member] | Class C | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class C | ||
| Average Annual Return, Percent | 17.05% | 8.80% | 8.09% |
| Without Sales Load [Member] | Class M | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class M | ||
| Average Annual Return, Percent | 17.32% | 9.07% | 8.20% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Russell 3000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 3000 Index | ||
| Average Annual Return, Percent | 21.07% | 14.23% | 12.58% |
| Bloomberg U.S. Aggregate Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Index | ||
| Average Annual Return, Percent | 5.10% | 0.19% | 1.61% |
| George Putnam Blended Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | George Putnam Blended Index | ||
| Average Annual Return, Percent | 15.20% | 9.45% | 8.83% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500 Index | ||
| Average Annual Return, Percent | 22.15% | 15% | 13.15% |
| Shareholder Report, Holdings (Details) | Jul. 31, 2024 |
| Class A | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class A | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class A | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class A | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class A | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class A | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class A | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class A | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class B | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class B | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class B | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class B | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class B | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class B | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class B | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class B | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class C | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class C | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class C | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class C | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class C | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class C | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class C | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class C | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class M | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class M | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class M | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class M | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class M | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class M | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class M | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class M | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class R | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class R | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class R | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class R | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class R | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class R | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class R | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class R | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class R5 | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class R5 | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class R5 | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class R5 | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class R5 | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class R5 | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class R5 | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class R5 | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class R6 | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class R6 | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class R6 | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class R6 | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class R6 | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class R6 | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class R6 | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class R6 | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
| Class Y | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 62% |
| Class Y | Investment-Grade Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.10% |
| Class Y | U.S. Treasury/Agency Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.40% |
| Class Y | Agency Pass-Through Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| Class Y | High-Yield Corporate Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.30% |
| Class Y | Commercial Mortgage-Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| Class Y | Emerging-Market Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.10% |
| Class Y | Cash and Equivalents [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.60% |
