Nature of Operations and Summary of Significant Accounting Policies - Additional Information (Details)		3 Months Ended		6 Months Ended
	Jan. 01, 2023 USD ($)	Jun. 30, 2024 USD ($) Branch	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) Branch	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of branch offices | Branch		18		18
Advertising and marketing expenses		$ 406,000	$ 812,000	$ 761,000	$ 1,498,000
Decrease to retained earnings		97,583,000		97,583,000		$ 78,775,000
Servicing loans previously sold		$ 4,700,000		$ 4,700,000		$ 4,800,000
ASU 2016-13
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle, ASU, Adopted [true false]		true		true
Change in accounting principle, ASU, Adoption date		Jan. 01, 2023		Jan. 01, 2023
ASU 2016-13 | Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase in allowance for credit losses	$ 4,000,000
Decrease to retained earnings	$ 3,200,000
ASU 2022-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle, ASU, Adopted [true false]		true		true
Change in accounting principle, ASU, Adoption date		Jan. 01, 2023		Jan. 01, 2023