Affordable Housing Projects Tax Credit Partnerships - Additional Information (Details) - USD ($)	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Equity Method Investments and Joint Ventures [Abstract]
Net affordable housing tax credit investments including the related unfunded commitments	$ 188,400,000		$ 174,500,000
Write down from impairment of LIHTC Investments	$ 0	$ 0

Amount of write-down from impairment of an investment in a qualified affordable housing project.

Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 323
-SubTopic 740
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481543/323-740-50-2

Name:	us-gaap_AffordableHousingProjectInvestmentWriteDownAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration