XML 81 R72.htm IDEA: XBRL DOCUMENT v3.23.1

DISCLOSURES ABOUT FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair value, assets measured on recurring basis (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Agency mortgage-backed securities
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	$ 287,388	$ 286,482
Agency collateralized mortgage obligations
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	79,759	78,474
States and political subdivisions securities
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	57,906	57,495
Small Business Administration securities
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	68,277	68,141
Interest rate derivative asset
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	9,992	11,061
Interest rate derivative liability
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Liabilities fair value	(31,469)	(42,097)
Level 2 | Agency mortgage-backed securities
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	287,388	286,482
Level 2 | Agency collateralized mortgage obligations
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	79,759	78,474
Level 2 | States and political subdivisions securities
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	57,906	57,495
Level 2 | Small Business Administration securities
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	68,277	68,141
Level 2 | Interest rate derivative asset
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Assets fair value	9,992	11,061
Level 2 | Interest rate derivative liability
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Liabilities fair value	(31,469)	(42,097)
Level 3
Fair value of recurring basis and the level within the fair value hierarchy in which the fair value measurements
Available-for-Sale Securities	$ 0	$ 0

X

- Definition

Represents the monetary amount of Recurring Assets, Fair Value Disclosure, as of the indicated date.

+ References

No definition available.

+ Details

Name:	gsbc_RecurringAssetsFairValueDisclosure
Namespace Prefix:	gsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Represents the amount of recurring liabilities fair value disclosure as of the indicated date.

+ References

No definition available.

+ Details

Name:	gsbc_RecurringLiabilitiesFairValueDisclosure
Namespace Prefix:	gsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as available-for-sale.

+ References

No definition available.

+ Details

Name:	us-gaap_MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CollateralizedMortgageObligationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=gsbc_SmallBusinessAdministrationSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=gsbc_InterestRateDerivativeAssetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=gsbc_InterestRateDerivativeLiabilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: