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Investments in Limited Partnerships - Investments in Community Development Entities and Investments in Limited Partnerships for Federal Rehabilitation/Historic Tax Credits (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Investments in Limited Partnerships |  |  |
Investments in community development entities net carrying amount | $ 465,000 | $ 481,000 |
Investments in limited partnerships for federal or historic tax credits | 629,000 | 642,000 |
Usage of investment in community development entities federal new market tax credits | 100,000 | 100,000 | $ 100,000
Actual amortization of investment in community development entities | $ 83,000 | $ 86,000 | $ 80,000
Credit allowance period | 7 years |  |
Community development entities, minimum period before redemption | 7 years |  |
Credit allowance period for federal rehabilitation/historic tax credits | 5 years |  |
For the First three years |  |  |
Investments in Limited Partnerships |  |  |
Percentage of investments on credit allowance period | 5.00% |  |
For the next four years |  |  |
Investments in Limited Partnerships |  |  |
Percentage of investments on credit allowance period | 6.00% |  |

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- Definition Represents the monetary amount of Actual Amortization of Investment in Community Development Entities, during the indicated time period. + References No definition available. + Details
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- Definition Represents the Community Development Entities, Minimum Period Before Redemption. + References No definition available. + Details
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- Definition Represents the credit allowance period. + References No definition available. + Details
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- Definition Investments In Limited Partnerships For Federal Or Historic Tax Credits + References No definition available. + Details
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- Definition Represents the percentage of investments, that are allowed on the credit allowance period. + References No definition available. + Details
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- Definition Represents the monetary amount of Usage of Investment in Community Development Entities Federal New Market Tax Credits, as of the indicated date. + References No definition available. + Details
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Namespace Prefix: | gsbc_
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