Consolidated Statements of Changes in Shareholders’ Equity - USD ($) $ in Thousands	Total		Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance	Unallocated Common Stock Held by ESOP	Unallocated Common Stock Held by ESOP Cumulative Effect, Period of Adoption, Adjustment	Unallocated Common Stock Held by ESOP Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjustment	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings Cumulative Effect, Period of Adoption, Adjusted Balance	Treasury Stock	Treasury Stock Cumulative Effect, Period of Adoption, Adjustment	Treasury Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjusted Balance
Balance at beginning of period (in shares) at Dec. 31, 2021								28,522,500
Balance at beginning of period at Dec. 31, 2021	$ 429,471				$ (21,905)			$ 285			$ 282,006			$ 169,457			$ 0			$ (372)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	553													553
Other comprehensive income (loss)	(10,132)	[1]																		(10,132)
ESOP shares committed to be released	322				228						94
Balance at end of period (in shares) at Mar. 31, 2022								28,522,500
Balance at end of period at Mar. 31, 2022	$ 420,214				(21,677)			$ 285			282,100			170,010			0			(10,504)
Balance at beginning of period (in shares) at Dec. 31, 2022	27,523,219							27,523,219		27,523,219
Balance at beginning of period (in shares) (Accounting Standards Update 2016-13) at Dec. 31, 2022									0
Balance at beginning of period (in shares) (Accounting Standards Update 2022-02) at Dec. 31, 2022									0
Balance at beginning of period at Dec. 31, 2022	$ 393,718			$ 393,692	(20,993)		$ (20,993)	$ 285		$ 285	279,454		$ 279,454	171,763		$ 171,737	(12,072)		$ (12,072)	(24,719)		$ (24,719)
Balance at beginning of period (Accounting Standards Update 2016-13) at Dec. 31, 2022			$ (18)			$ 0			$ 0			$ 0			$ (18)			$ 0			$ 0
Balance at beginning of period (Accounting Standards Update 2022-02) at Dec. 31, 2022			$ (8)			$ 0			$ 0			$ 0			$ (8)			$ 0			$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(1,209)													(1,209)
Other comprehensive income (loss)	1,593	[1]																		1,593
Purchase of Treasury stock (in shares)								(870,517)
Purchase of Treasury stock	(9,322)																(9,322)
Treasury stock allocated to restricted stock plan (in shares)								732,780
Treasury stock allocated to restricted stock plan	0										(8,657)						8,657
Compensation cost for stock options and restricted stock	676										676
ESOP shares committed to be released	$ 263				229						34
Balance at end of period (in shares) at Mar. 31, 2023	27,385,482							27,385,482
Balance at end of period at Mar. 31, 2023	$ 385,693				$ (20,764)			$ 285			$ 271,507			$ 170,528			$ (12,737)			$ (23,126)

[1] Includes deferred tax valuation allowance