Additional provision for litigation and regulatory proceedings.

No definition available.

Name:	gs_AdditionalProvisionForLitigationAndRegulatoryProceedings
Namespace Prefix:	gs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Agreement to extend a guarantee related to legal and regulatory proceedings.

+ References

No definition available.

+ Details

Name:	gs_AgreementToExtendAGuaranteeRelatedToLegalAndRegulatoryProceedings
Namespace Prefix:	gs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Agreement to make a payment related to legal and regulatory proceedings.

+ References

No definition available.

+ Details

Name:	gs_AgreementToMakeAPaymentRelatedToLegalAndRegulatoryProceedings
Namespace Prefix:	gs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Disgorgement required in connection with settlements.

+ References

No definition available.

+ Details

Name:	gs_DisgorgementValue
Namespace Prefix:	gs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Net provisions for litigations and regulatory proceedings.

+ References

No definition available.

+ Details

Name:	gs_NetProvisionsForLitigationsAndRegulatoryProceedings
Namespace Prefix:	gs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount recognized for the governmental legal and regulatory settlements during the period.

+ References

No definition available.

+ Details

Name:	gs_PaymentsForGovernmentalLegalAndRegulatorySettlements
Namespace Prefix:	gs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_GuaranteeObligationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_LitigationCaseAxis=gs_GSMalaysiaDevelopmentBerhadMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Event - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended	9 Months Ended
	Oct. 22, 2020	Sep. 30, 2020	Sep. 30, 2020
Subsequent Event [Line Items]
Additional provision for litigation and regulatory proceedings		$ 250
Net provisions for litigations and regulatory proceedings		$ 256	$ 3,400
Subsequent Event [Member] \| Guarantee Obligations [Member] \| GS Malaysia Development Berhad [Member]
Subsequent Event [Line Items]
Payments for governmental legal and regulatory settlements	$ 2,600
Disgorgement, value	606
Agreement to make a payment related to legal and regulatory proceedings	2,500
Agreement to extend a guarantee related to legal and regulatory proceedings	$ 1,400