Securities - Securities Available for Sale (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	$ 589,434	$ 430,250
Gross Unrealized Gains	545	12,463
Gross Unrealized Losses	(47,972)	(3,351)
Fair Value	542,007	439,362
U.S. Treasury Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	2,374	756
Gross Unrealized Losses	(36)	(2)
Fair Value	2,338	754
Municipal Bonds
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	196,102	151,665
Gross Unrealized Gains	54	7,492
Gross Unrealized Losses	(25,920)	(788)
Fair Value	170,236	158,369
Mortgage-Backed Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	207,973	125,563
Gross Unrealized Gains	8	1,085
Gross Unrealized Losses	(16,396)	(2,111)
Fair Value	191,585	124,537
Corporate Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	113,041	81,925
Gross Unrealized Gains	39	2,740
Gross Unrealized Losses	(5,020)	(185)
Fair Value	108,060	84,480
SBA Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	22,585	30,474
Gross Unrealized Gains	96	102
Gross Unrealized Losses	(141)	(206)
Fair Value	22,540	30,370
Asset-Backed Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized Cost	47,359	39,867
Gross Unrealized Gains	348	1,044
Gross Unrealized Losses	(459)	(59)
Fair Value	$ 47,248	$ 40,852