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v3.25.0.1

Litigation Matters (Details) $ in Millions | Dec. 31, 2024 USD ($)
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Litigation Matters |
Accrued Expense Related to Development Agreement As Per Litigation Settlement | $ 2.0

X
- Definition The accrued expense related to the developments in the agreement with the third-party vendor, which includes the termination of the Master Agreement and the continuation and expansion of the card servicing agreement. This amount has been recorded in connection with these developments and the associated litigation. + References No definition available. + Details
Name: | gsbc_AccruedExpenseRelatedToDevelopmentAgreementAsPerLitigationSettlement
Namespace Prefix: | gsbc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_LossContingencyInformationAboutLitigationMattersAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration