Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	$ 546,640	$ 499,893
Gross Unrealized Gains	3,426	272
Gross Unrealized Losses	(9,214)	(18,820)
Fair Value	540,852	481,345
Debt Securities, Held-to-maturity, Fair Value to Amortized Cost [Abstract]
Amortized Cost	61,878	22,750
Gross Unrealized Gains	814	80
Gross Unrealized Losses	(132)	(412)
Fair Value	62,560	22,418
U.S. Government-sponsored agencies
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	77,715	109,631
Gross Unrealized Gains	99	20
Gross Unrealized Losses	(1,942)	(2,066)
Fair Value	75,872	107,585
Municipal securities
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	97,447	97,090
Gross Unrealized Gains	1,706	90
Gross Unrealized Losses	(1,501)	(4,674)
Fair Value	97,652	92,506
Debt Securities, Held-to-maturity, Fair Value to Amortized Cost [Abstract]
Amortized Cost	10,142	10,157
Gross Unrealized Gains	226	0
Gross Unrealized Losses	0	(356)
Fair Value	10,368	9,801
Agency mortgage-backed securities
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	264,142	242,293
Gross Unrealized Gains	1,304	162
Gross Unrealized Losses	(4,006)	(8,721)
Fair Value	261,440	233,734
Private label mortgage-backed securities
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	63,704	9,199
Gross Unrealized Gains	97	0
Gross Unrealized Losses	(188)	(21)
Fair Value	63,613	9,178
Asset-backed securities
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	5,000	5,002
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(45)	(143)
Fair Value	4,955	4,859
Corporate securities
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	38,632	36,678
Gross Unrealized Gains	220	0
Gross Unrealized Losses	(1,532)	(3,195)
Fair Value	37,320	33,483
Debt Securities, Held-to-maturity, Fair Value to Amortized Cost [Abstract]
Amortized Cost	51,736	12,593
Gross Unrealized Gains	588	80
Gross Unrealized Losses	(132)	(56)
Fair Value	$ 52,192	$ 12,617

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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