Regulatory Capital (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Regulatory Assets
Goodwill	$ (10,835)	$ (10,835)
Core deposit intangible (net of deferred tax liability)	(1,422)	(1,534)
AOCI Losses	(3,159)	(1,504)	$ 473	$ 1,847
Common equity Tier 1 capital	169,851	167,621
Junior Subordinated Notes	12,000	12,000
Tier 1 capital	181,851	179,621
Allowable reserve for credit losses and other Tier 2 adjustments	15,112	10,993
Subordinated notes	0	23,000
Tier 2 capital	196,963	213,614
Risk-weighted assets ("RWA")	1,538,846	1,508,352
Average Assets ("AA")	$ 1,782,372	$ 1,782,834
Common Tier 1 capital to RWA, 2019 Regulatory Min. Ratio + CCB	7.00%
Tier 1 capital to RWA, 2019 Regulatory Min. Ratio + CCB	8.50%
Tier 2 capital to RWA, 2019 Regulatory Min. Ratio + CCB	10.50%
Common Tier 1 capital to RWA	11.04%	11.11%
Tier 1 capital to RWA	11.82%	11.91%
Tier 2 capital to RWA	12.80%	14.16%
Tier 1 capital to AA (leverage)	10.20%	10.08%
PCA well capitalized, percent	5.00%
Common Stock [Member]
Regulatory Assets
Common Equity	$ 185,267	$ 181,494
Bank [Member]
Regulatory Assets
Goodwill	(10,835)	(10,835)
Core deposit intangible (net of deferred tax liability)	(1,422)	(1,534)
AOCI Losses	(3,159)	(1,504)
Common equity Tier 1 capital	178,325	188,731
Tier 1 capital	178,325	188,731
Allowable reserve for credit losses and other Tier 2 adjustments	15,112	10,993
Tier 2 capital	193,437	199,724
Risk-weighted assets ("RWA")	1,537,295	1,506,766
Average Assets ("AA")	$ 1,780,765	$ 1,781,415
Common Tier 1 capital to RWA	11.60%	12.53%
Tier 1 capital to RWA	11.60%	12.53%
Tier 2 capital to RWA	12.58%	13.26%
Tier 1 capital to AA (leverage)	10.01%	10.59%
Bank [Member] | Common Stock [Member]
Regulatory Assets
Common Equity	$ 193,741	$ 202,604