Securities - Summary of Amortized Cost and Fair Value of Available-for-sale and Held-to-maturity Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Securities available for sale [Abstract]
Amortized Cost	$ 487,530	$ 463,536
Gross unrealized gains	396	5,689
Gross unrealized (losses)	(50,506)	(9,829)
Estimated fair value	437,420	459,396
Securities held to maturity [Abstract]
Amortized Cost	1,769	1,782
Gross unrealized gains	6	48
Estimated fair value	1,775	1,830
U. S. government agency securities
Securities available for sale [Abstract]
Amortized Cost	15,870	11,550
Gross unrealized gains	0	47
Gross unrealized (losses)	(1,067)	(94)
Estimated fair value	14,803	11,503
State and municipal securities
Securities available for sale [Abstract]
Amortized Cost	77,674	81,158
Gross unrealized gains	173	2,107
Gross unrealized (losses)	(8,135)	(705)
Estimated fair value	69,712	82,560
Securities held to maturity [Abstract]
Amortized Cost	1,769	1,782
Gross unrealized gains	6	48
Estimated fair value	1,775	1,830
Mortgage-backed securities
Securities available for sale [Abstract]
Amortized Cost	319,814	300,398
Gross unrealized gains	1	2,008
Gross unrealized (losses)	(39,599)	(8,799)
Estimated fair value	280,216	293,607
Asset-backed securities
Securities available for sale [Abstract]
Amortized Cost	3,328	3,326
Gross unrealized gains	0	13
Gross unrealized (losses)	(76)	0
Estimated fair value	3,252	3,339
Other debt securities
Securities available for sale [Abstract]
Amortized Cost	70,844	67,104
Gross unrealized gains	222	1,514
Gross unrealized (losses)	(1,629)	(231)
Estimated fair value	$ 69,437	$ 68,387

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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Amount of 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 allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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