Mortgage Loans Held for Sale - Schedule of Fair Value And Contractual Principal Balance Outstanding Of Loans Held For Sale (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Receivable, Held-for-Sale [Abstract]
Mortgage loans held for sale, at fair value	$ 14,103	$ 1,979
Mortgage loans held for sale, contractual principal outstanding	13,998	1,979
Fair value less unpaid principal balance	$ 105	$ 0

Amount, before valuation allowance, of financing receivable classified as held-for-sale.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481990/310-10-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481852/948-310-45-1

Name:	us-gaap_LoansReceivableHeldForSaleAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant