Form N-CSR Cover
Form N-CSR Cover | 6 Months Ended |
Jun. 30, 2024 | |
Shareholder Report [Line Items] | |
Document Type | N-CSRS |
Amendment Flag | false |
Registrant Name | Morgan Stanley Long Duration Government Opportunities Fund |
Entity Central Index Key | 0000730044 |
Entity Investment Company Type | N-1A |
Document Period End Date | Jun. 30, 2024 |
Shareholder Report
Shareholder Report | 6 Months Ended |
Jun. 30, 2024 USD ($) Holding | |
Shareholder Report [Line Items] | |
Document Type | N-CSRS |
Amendment Flag | false |
Registrant Name | Morgan Stanley Long Duration Government Opportunities Fund |
Entity Central Index Key | 0000730044 |
Entity Investment Company Type | N-1A |
Document Period End Date | Jun. 30, 2024 |
C000006467 | |
Shareholder Report [Line Items] | |
Fund Name | Morgan Stanley Long Duration Government Opportunities Fund |
Class Name | A |
Trading Symbol | USGAX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Morgan Stanley Long Duration Government Opportunities 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 www.morganstanley.com/im/shareholderreports |
Additional Information Phone Number | 1-800-869-6397 |
Additional Information Website | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B19"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
Expenses [Text Block] | What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment) Class Name Cost of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class A $41 0.85% |
Expenses Paid, Amount | $ 41 |
Expense Ratio, Percent | 0.85% |
AssetsNet | $ 196,271,008 |
Holdings Count | Holding | 176 |
InvestmentCompanyPortfolioTurnover | 285% |
Additional Fund Statistics [Text Block] | Key Fund Statistics Total Net Assets $196,271,008 # of Portfolio Holdings 176 Portfolio Turnover Rate 285% |
Holdings [Text Block] | Credit Quality (% of net assets) Footnote Reference Value Value Cash & Equivalents - Not Rated 2.3% BB 3.5% AAA 149.0% Footnote Description Footnote * Security ratings disclosed with the exception for those labeled “not rated” is an aggregation of the highest security level rating amongst S&P Global Ratings, Moody’s Investors Services, Inc., and Fitch Ratings, each a Nationally Recognized Statistical Ratings Organization (“NRSRO”). |
Material Fund Change [Text Block] | |
Updated Prospectus Web Address | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B29"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
C000155939 | |
Shareholder Report [Line Items] | |
Fund Name | Morgan Stanley Long Duration Government Opportunities Fund |
Class Name | C |
Trading Symbol | MSGVX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Morgan Stanley Long Duration Government Opportunities 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 www.morganstanley.com/im/shareholderreports |
Additional Information Phone Number | 1-800-869-6397 |
Additional Information Website | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B39"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
Expenses [Text Block] | What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment) Class Name Cost of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class C $79 1.62% |
Expenses Paid, Amount | $ 79 |
Expense Ratio, Percent | 1.62% |
AssetsNet | $ 196,271,008 |
Holdings Count | Holding | 176 |
InvestmentCompanyPortfolioTurnover | 285% |
Additional Fund Statistics [Text Block] | Key Fund Statistics Total Net Assets $196,271,008 # of Portfolio Holdings 176 Portfolio Turnover Rate 285% |
Holdings [Text Block] | Credit Quality (% of net assets) Footnote Reference Value Value Cash & Equivalents - Not Rated 2.3% BB 3.5% AAA 149.0% Footnote Description Footnote * Security ratings disclosed with the exception for those labeled “not rated” is an aggregation of the highest security level rating amongst S&P Global Ratings, Moody’s Investors Services, Inc., and Fitch Ratings, each a Nationally Recognized Statistical Ratings Organization (“NRSRO”). |
Material Fund Change [Text Block] | |
Updated Prospectus Web Address | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B49"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
C000006470 | |
Shareholder Report [Line Items] | |
Fund Name | Morgan Stanley Long Duration Government Opportunities Fund |
Class Name | I |
Trading Symbol | USGDX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Morgan Stanley Long Duration Government Opportunities 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 www.morganstanley.com/im/shareholderreports |
Additional Information Phone Number | 1-800-869-6397 |
Additional Information Website | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B59"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
Expenses [Text Block] | What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment) Class Name Cost of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class I $24 0.49% |
Expenses Paid, Amount | $ 24 |
Expense Ratio, Percent | 0.49% |
AssetsNet | $ 196,271,008 |
Holdings Count | Holding | 176 |
InvestmentCompanyPortfolioTurnover | 285% |
Additional Fund Statistics [Text Block] | Key Fund Statistics Total Net Assets $196,271,008 # of Portfolio Holdings 176 Portfolio Turnover Rate 285% |
Holdings [Text Block] | Credit Quality (% of net assets) Footnote Reference Value Value Cash & Equivalents - Not Rated 2.3% BB 3.5% AAA 149.0% Footnote Description Footnote * Security ratings disclosed with the exception for those labeled “not rated” is an aggregation of the highest security level rating amongst S&P Global Ratings, Moody’s Investors Services, Inc., and Fitch Ratings, each a Nationally Recognized Statistical Ratings Organization (“NRSRO”). |
Material Fund Change [Text Block] | |
Updated Prospectus Web Address | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B69"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
C000006469 | |
Shareholder Report [Line Items] | |
Fund Name | Morgan Stanley Long Duration Government Opportunities Fund |
Class Name | L |
Trading Symbol | USGCX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Morgan Stanley Long Duration Government Opportunities 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 www.morganstanley.com/im/shareholderreports |
Additional Information Phone Number | 1-800-869-6397 |
Additional Information Website | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B79"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
Expenses [Text Block] | What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment) Class Name Cost of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class L $55 1.12% |
Expenses Paid, Amount | $ 55 |
Expense Ratio, Percent | 1.12% |
AssetsNet | $ 196,271,008 |
Holdings Count | Holding | 176 |
InvestmentCompanyPortfolioTurnover | 285% |
Additional Fund Statistics [Text Block] | Key Fund Statistics Total Net Assets $196,271,008 # of Portfolio Holdings 176 Portfolio Turnover Rate 285% |
Holdings [Text Block] | Credit Quality (% of net assets) Footnote Reference Value Value Cash & Equivalents - Not Rated 2.3% BB 3.5% AAA 149.0% Footnote Description Footnote * Security ratings disclosed with the exception for those labeled “not rated” is an aggregation of the highest security level rating amongst S&P Global Ratings, Moody’s Investors Services, Inc., and Fitch Ratings, each a Nationally Recognized Statistical Ratings Organization (“NRSRO”). |
Material Fund Change [Text Block] | |
Updated Prospectus Web Address | www.morganstanley.com/im/shareholderreports</span>" id="sjs-B89"><span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 10.6667px; font-weight: 400; grid-area: auto; line-height: 16px; margin: 0px; overflow: visible; text-align: left;">www.morganstanley.com/im/shareholderreports</span> |
Shareholder Report, Holdings (D
Shareholder Report, Holdings (Details) | Jun. 30, 2024 |
C000006467 | Cash & Equivalents | |
Holdings [Line Items] | |
Percent of Net Asset Value | (54.70%) |
C000006467 | Not Rated | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.30% |
C000006467 | BB | |
Holdings [Line Items] | |
Percent of Net Asset Value | 3.50% |
C000006467 | AAA | |
Holdings [Line Items] | |
Percent of Net Asset Value | 149% |
C000006467 | AssetAgency Bonds - Sovereign (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006467 | AssetAgency Adjustable Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006467 | AssetAgency Bonds - Finance (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006467 | AssetCommercial Mortgage-Backed Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 0.50% |
C000006467 | AssetU.S. Agency Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 2.40% |
C000006467 | AssetMortgages - Other | |
Holdings [Line Items] | |
Percent of Total Investments | 4.20% |
C000006467 | AssetAgency Fixed Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 39.70% |
C000006467 | AssetCollateralized Mortgage Obligations - Agency Collateral Series | |
Holdings [Line Items] | |
Percent of Total Investments | 52.90% |
C000155939 | Cash & Equivalents | |
Holdings [Line Items] | |
Percent of Net Asset Value | (54.70%) |
C000155939 | Not Rated | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.30% |
C000155939 | BB | |
Holdings [Line Items] | |
Percent of Net Asset Value | 3.50% |
C000155939 | AAA | |
Holdings [Line Items] | |
Percent of Net Asset Value | 149% |
C000155939 | AssetAgency Bonds - Sovereign (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000155939 | AssetAgency Adjustable Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000155939 | AssetAgency Bonds - Finance (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000155939 | AssetCommercial Mortgage-Backed Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 0.50% |
C000155939 | AssetU.S. Agency Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 2.40% |
C000155939 | AssetMortgages - Other | |
Holdings [Line Items] | |
Percent of Total Investments | 4.20% |
C000155939 | AssetAgency Fixed Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 39.70% |
C000155939 | AssetCollateralized Mortgage Obligations - Agency Collateral Series | |
Holdings [Line Items] | |
Percent of Total Investments | 52.90% |
C000006470 | Cash & Equivalents | |
Holdings [Line Items] | |
Percent of Net Asset Value | (54.70%) |
C000006470 | Not Rated | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.30% |
C000006470 | BB | |
Holdings [Line Items] | |
Percent of Net Asset Value | 3.50% |
C000006470 | AAA | |
Holdings [Line Items] | |
Percent of Net Asset Value | 149% |
C000006470 | AssetAgency Bonds - Sovereign (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006470 | AssetAgency Adjustable Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006470 | AssetAgency Bonds - Finance (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006470 | AssetCommercial Mortgage-Backed Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 0.50% |
C000006470 | AssetU.S. Agency Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 2.40% |
C000006470 | AssetMortgages - Other | |
Holdings [Line Items] | |
Percent of Total Investments | 4.20% |
C000006470 | AssetAgency Fixed Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 39.70% |
C000006470 | AssetCollateralized Mortgage Obligations - Agency Collateral Series | |
Holdings [Line Items] | |
Percent of Total Investments | 52.90% |
C000006469 | Cash & Equivalents | |
Holdings [Line Items] | |
Percent of Net Asset Value | (54.70%) |
C000006469 | Not Rated | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.30% |
C000006469 | BB | |
Holdings [Line Items] | |
Percent of Net Asset Value | 3.50% |
C000006469 | AAA | |
Holdings [Line Items] | |
Percent of Net Asset Value | 149% |
C000006469 | AssetAgency Bonds - Sovereign (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006469 | AssetAgency Adjustable Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006469 | AssetAgency Bonds - Finance (U.S. Government Guaranteed) | |
Holdings [Line Items] | |
Percent of Total Investments | 0.10% |
C000006469 | AssetCommercial Mortgage-Backed Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 0.50% |
C000006469 | AssetU.S. Agency Securities | |
Holdings [Line Items] | |
Percent of Total Investments | 2.40% |
C000006469 | AssetMortgages - Other | |
Holdings [Line Items] | |
Percent of Total Investments | 4.20% |
C000006469 | AssetAgency Fixed Rate Mortgages | |
Holdings [Line Items] | |
Percent of Total Investments | 39.70% |
C000006469 | AssetCollateralized Mortgage Obligations - Agency Collateral Series | |
Holdings [Line Items] | |
Percent of Total Investments | 52.90% |