XML 61 R51.htm IDEA: XBRL DOCUMENT v3.21.2

LOANS AND ALLOWANCE FOR CREDIT LOSSES - Financing Receivable, Troubled Debt Restructuring (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Interest Only			$ 1,768
Term			257	$ 16
Combination	$ 144	$ 2,999	144	3,205
Total Modification	144	2,999	2,169	3,221
Commercial business
Combination		22		22
Total Modification		22		22
Consumer
Term			100	16
Combination	10	1,771	10	1,847
Total Modification	10	1,771	110	1,863
Commercial Real Estate
Interest Only			1,768
Combination		559		559
Total Modification		559	1,768	559
One- to four-family residential
Term			157
Combination	134	647	134	777
Total Modification	$ 134	$ 647	$ 291	$ 777

X

- Definition

Represents the monetary amount of Troubled Debt Restructuring Loans Interest Only, during the indicated time period.

+ References

No definition available.

+ Details

Name:	gsbc_TroubledDebtRestructuringLoansInterestOnly
Namespace Prefix:	gsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the monetary amount of Troubled Debt Restructuring Loans Modified Combination, during the indicated time period.

+ References

No definition available.

+ Details

Name:	gsbc_TroubledDebtRestructuringLoansModifiedCombination
Namespace Prefix:	gsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the monetary amount of Troubled Debt Restructuring Loans Modified Term, during the indicated time period.

+ References

No definition available.

+ Details

Name:	gsbc_TroubledDebtRestructuringLoansModifiedTerm
Namespace Prefix:	gsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the monetary amount of Troubled Debt Restructurings Total New Modifications, during the indicated time period.

+ References

No definition available.

+ Details

Name:	gsbc_TroubledDebtRestructuringsTotalNewModifications
Namespace Prefix:	gsbc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis=us-gaap_CommercialBorrowerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis=us-gaap_ConsumerBorrowerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=gsbc_OneToFourFamilyResidentialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: