Regulatory Capital Requirements (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Banking and Thrift [Abstract] (Deprecated 2020)
Banking Regulation, Tangible Capital, Minimum	$ 4,000,000.0
Banking Regulation, Tangible Capital, Excess, Actual	11,900,000
SCLP net capital	282,200	$ 558,000.0
SCLP net capital excess	276,800	526,000.0
SCLP minimum net capital	$ 5,400	$ 32,000.0

Amount of minimum tangible capital required for capital adequacy as defined by regulatory framework.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480696/942-505-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480696/942-505-50-1B

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant