Income Taxes - Summary of Net Deferred Tax Asset (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Gross deferred tax assets
Allowance for credit losses	$ 11,142	$ 10,019
Unrealized losses on available for sale securities	7,390	982
Incentive compensation	1,819	1,905
Equity based compensation	1,298	1,347
Lease liabilities	7,661	9,458
ESOP dividends	200	193
Intangibles and fair value marks (merger related)	2,322	658
Other	931	265
Total gross deferred tax assets	32,763	24,827
Gross deferred tax liabilities
Deferred loan origination costs	(2,886)	(2,324)
Retirement benefits	(1,745)	(535)
Depreciation of premises and equipment	(2,551)	(1,997)
Right of use asset	(7,014)	(8,733)
Mortgage servicing rights	(465)	(303)
Goodwill	(115)	(115)
Derivative transactions	(3)	(835)
Total gross deferred tax liabilities	(14,773)	(14,842)
Net deferred tax asset	$ 17,990	$ 9,985