UNAUDITED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Shares [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Total
Balance at Dec. 31, 2021	$ 8	$ 77,516	$ 387,331	$ (1,719)	$ 463,136
Balance (in shares) at Dec. 31, 2021	789,646
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 0	0	17,058	0	17,058
Other comprehensive income (loss) net of tax	0	0	0	(11,229)	(11,229)
Repurchase of common stock	$ 0	(4,252)	0	0	(4,252)
Repurchase of common stock (in shares)	(4,500)
Balance at Mar. 31, 2022	$ 8	73,264	404,389	(12,948)	464,713
Balance (in shares) at Mar. 31, 2022	785,146
Balance at Dec. 31, 2022	$ 8	57,206	449,932	(21,838)	$ 485,308
Balance (in shares) at Dec. 31, 2022	768,337				768,337
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 0	0	23,547	0	$ 23,547
Other comprehensive income (loss) net of tax	0	0	0	5,638	5,638
Repurchase of common stock	$ 0	(5,591)	0	0	(5,591)
Repurchase of common stock (in shares)	(5,406)
Balance at Mar. 31, 2023	$ 8	$ 51,615	$ 473,479	$ (16,200)	$ 508,902
Balance (in shares) at Mar. 31, 2023	762,931				762,931