Securities - Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	$ 17,031	$ 45,243
12 Months or More, Fair Value	106,470	80,226
Total Fair Value	123,501	125,469
Less than 12 Months, Unrealized Losses	(498)	(2,849)
12 Months or More, Unrealized Losses	(11,262)	(10,840)
Total Unrealized Losses	(11,760)	(13,689)
Securities held-to-maturity:
Less than 12 Months, Fair Value	4,723	10,130
12 Months or More, Fair Value	25,836	22,543
Total Fair Value	30,559	32,673
Less than 12 Months, Unrecognized Loss	(43)	(364)
12 Months or More, Unrecognized Loss	(3,417)	(4,030)
Gross unrealized losses	(3,460)	(4,394)
U.S. asset backed securities
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	3,658	6,531
12 Months or More, Fair Value	7,244	4,863
Total Fair Value	10,902	11,394
Less than 12 Months, Unrealized Losses	(29)	(80)
12 Months or More, Unrealized Losses	(221)	(234)
Total Unrealized Losses	(250)	(314)
U.S. government agency MBS
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	20	6,022
12 Months or More, Fair Value	8,417	4,637
Total Fair Value	8,437	10,659
Less than 12 Months, Unrealized Losses	(1)	(230)
12 Months or More, Unrealized Losses	(466)	(308)
Total Unrealized Losses	(467)	(538)
U.S. government agency CMO
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	4,004	9,859
12 Months or More, Fair Value	16,274	9,549
Total Fair Value	20,278	19,408
Less than 12 Months, Unrealized Losses	(173)	(821)
12 Months or More, Unrealized Losses	(1,830)	(1,421)
Total Unrealized Losses	(2,003)	(2,242)
State and municipal securities
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	1,056	7,487
12 Months or More, Fair Value	35,911	31,351
Total Fair Value	36,967	38,838
Less than 12 Months, Unrealized Losses	(6)	(726)
12 Months or More, Unrealized Losses	(4,726)	(5,136)
Total Unrealized Losses	(4,732)	(5,862)
Securities held-to-maturity:
Less than 12 Months, Fair Value	4,723	10,130
12 Months or More, Fair Value	25,836	22,543
Total Fair Value	30,559	32,673
Less than 12 Months, Unrecognized Loss	(43)	(364)
12 Months or More, Unrecognized Loss	(3,417)	(4,030)
Gross unrealized losses	(3,460)	(4,394)
U.S. Treasuries
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	0	1,902
12 Months or More, Fair Value	30,064	27,622
Total Fair Value	30,064	29,524
Less than 12 Months, Unrealized Losses	0	(97)
12 Months or More, Unrealized Losses	(2,917)	(3,360)
Total Unrealized Losses	(2,917)	(3,457)
Non-U.S. government agency CMO
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	6,207	8,423
12 Months or More, Fair Value	4,132	666
Total Fair Value	10,339	9,089
Less than 12 Months, Unrealized Losses	(126)	(464)
12 Months or More, Unrealized Losses	(580)	(169)
Total Unrealized Losses	(706)	(633)
Corporate bonds
Activity in available-for-sale securities:
Less than 12 Months, Fair Value	2,086	5,019
12 Months or More, Fair Value	4,428	1,538
Total Fair Value	6,514	6,557
Less than 12 Months, Unrealized Losses	(163)	(431)
12 Months or More, Unrealized Losses	(522)	(212)
Total Unrealized Losses	$ (685)	$ (643)