Fair Value Measurements - Schedule of Carrying Value and Estimated Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands		Sep. 30, 2024	Dec. 31, 2023
Reported Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		$ 251,756	$ 252,635
Loans, net		3,941,332	3,550,675
Mortgage servicing rights		1,072	1,083
Deposits		4,706,581	4,367,106
Estimate of Fair Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	[1]	251,756	252,635
Loans, net	[1]	3,870,520	3,372,666
Mortgage servicing rights	[1]	1,362	1,398
Deposits	[1]	4,276,100	3,885,724
Estimate of Fair Value Measurement [Member] | Quoted Market Prices in an Active Market (Level 1) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		251,756	252,635
Loans, net		0	0
Mortgage servicing rights		0	0
Deposits		0	0
Estimate of Fair Value Measurement [Member] | Models with Significant Observable Market Parameters (Level 2) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		0	0
Loans, net		0	0
Mortgage servicing rights		1,362	1,398
Deposits		0	0
Estimate of Fair Value Measurement [Member] | Models with Significant Unobservable Market Parameters (Level 3) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		0	0
Loans, net		3,870,520	3,372,666
Mortgage servicing rights		0	0
Deposits		$ 4,276,100	$ 3,885,724

[1] Estimated fair values are consistent with an exit-price concept. The assumptions used to estimate the fair values are intended to approximate those that a market-participant would realize in a hypothetical orderly transaction.