Investment Securities - Amortized cost and fair value of securities held-to-maturity and available-for-sale (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Held-to-maturity
Amortized Cost	$ 102,265	$ 105,509
Gross Unrealized (Losses)	(13,403)	(2,251)
Held-to-maturity Securities	88,862	103,258
Available-for-sale
Amortized Cost	386,953	240,300
Gross Unrealized Gains	150	1,992
Gross Unrealized (Losses)	(21,969)	(2,992)
Available-for-sale Securities	365,134	239,300
U.S Treasuries
Held-to-maturity
Amortized Cost	6,001	6,000
Gross Unrealized (Losses)	(651)	(150)
Held-to-maturity Securities	5,350	5,850
Available-for-sale
Amortized Cost	63,331	30,954
Gross Unrealized Gains	22
Gross Unrealized (Losses)	(2,890)	(411)
Available-for-sale Securities	60,463	30,543
U.S. government and federal agencies
Held-to-maturity
Amortized Cost	35,630	35,720
Gross Unrealized (Losses)	(4,245)	(726)
Held-to-maturity Securities	31,385	34,994
Available-for-sale
Amortized Cost	37,685	34,803
Gross Unrealized Gains	2	258
Gross Unrealized (Losses)	(2,611)	(524)
Available-for-sale Securities	35,076	34,537
Collateralized mortgage obligations
Held-to-maturity
Amortized Cost	22,930	25,606
Gross Unrealized (Losses)	(3,020)	(534)
Held-to-maturity Securities	19,910	25,072
Available-for-sale
Amortized Cost	45,425	39,596
Gross Unrealized Gains	21	179
Gross Unrealized (Losses)	(4,143)	(726)
Available-for-sale Securities	41,303	39,049
Taxable municipal
Held-to-maturity
Amortized Cost	6,081	6,089
Gross Unrealized (Losses)	(1,010)	(194)
Held-to-maturity Securities	5,071	5,895
Available-for-sale
Amortized Cost	1,650	1,653
Gross Unrealized Gains	6	37
Gross Unrealized (Losses)	(21)	(5)
Available-for-sale Securities	1,635	1,685
Mortgage-backed
Held-to-maturity
Amortized Cost	31,623	32,094
Gross Unrealized (Losses)	(4,477)	(647)
Held-to-maturity Securities	27,146	31,447
Available-for-sale
Amortized Cost	230,862	127,287
Gross Unrealized Gains	99	1,232
Gross Unrealized (Losses)	(11,767)	(1,326)
Available-for-sale Securities	219,194	127,193
Corporate bonds
Available-for-sale
Amortized Cost	3,000	1,000
Gross Unrealized Gains		31
Gross Unrealized (Losses)	(132)
Available-for-sale Securities	2,868	1,031
Tax-exempt municipal
Available-for-sale
Amortized Cost	5,000	5,007
Gross Unrealized Gains		255
Gross Unrealized (Losses)	(405)
Available-for-sale Securities	$ 4,595	$ 5,262

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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