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Regulatory and Operational Matters - Narrative (Details)	Sep. 30, 2023	Dec. 31, 2022
Regulatory Capital Requirements under Banking Regulations [Abstract]
Banking regulation, tier one leverage capital ratio, actual	0.0834	0.0927

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- Definition

Regulatory Capital Requirements under Banking Regulations

+ References

No definition available.

+ Details

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- Definition

Ratio of Tier 1 capital to average assets as defined by regulatory framework.

+ References

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

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