Capital Requirements - Additional Information (Details)	12 Months Ended
Dec. 31, 2022 Rate
Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]
Minimum leverage ratio	9.00%
Maximum leverage ratio maintainance	8.00%

Maximum percentage of eligible retained income that can be paid out in distribution and discretionary bonus payment by global systemically important bank (GSIB) as defined by regulatory framework.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826

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