Mortgage Servicing Rights - Additional Information (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
Jun. 30, 2023	Dec. 31, 2022
Transfers and Servicing [Abstract]
Unpaid principal balance of mortgage loans serviced for others, amount	$ 500.7	$ 491.9
Fair value of servicing rights, weighted average discount rate	8.00%	8.10%
Fair value of servicing rights, weighted average constant prepayment rate	6.90%	6.30%

Discount rate used to estimate the fair value of servicing assets and servicing liabilities.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122596-111746

Name:	us-gaap_ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration