Securities (Details) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2019 USD ($) Security		Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($) Security		Sep. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	$ 434,231			$ 434,231			$ 433,224
Unrealized Gains	6,106			6,106			1,520
Unrealized Losses	745			745			6,818
Fair Value	439,592			439,592			427,926
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	75,464			75,464			131,526
Less Than Twelve Months, Unrealized Losses	294			294			1,112
Twelve Months or More, Fair Value	40,571			40,571			184,420
Twelve Months or More, Unrealized Losses	451			451			5,706
Total, Fair Value	116,035			116,035			315,946
Total, Unrealized Losses	745			745			6,818
Private Label Mortgage Backed Securities Below Investment Grade [Abstract]
Fair value	1,292			1,292
Amortized cost	1,031			1,031
Non-credit unrealized loss	0			0
Unrealized gain	261			261
Cumulative credit related OTTI	1,214			1,214
Credit related OTTI recognized in earnings	0		$ 0	0		$ 0
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward]
Balance at beginning of period	1,594		1,594	1,594		1,594
Additions to credit losses on securities for which no previous OTTI was recognized	0		0	0		0
Increases to credit losses on securities for which OTTI was previously recognized	0		0	0		0
Reduction	(380)	[1]	0	(380)	[1]	0
Balance at end of period	$ 1,214		$ 1,594	1,214		$ 1,594
Number of securities settled which were recorded under OTTI | Security	1
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Maturing within one year	$ 13,331			13,331
Maturing after one year but within five years	53,809			53,809
Maturing after five years but within ten years	47,726			47,726
Maturing after ten years	36,061			36,061
Amortized cost	150,927			150,927
U.S. agency residential mortgage-backed	146,128			146,128
U.S. agency commercial mortgage-backed	11,182			11,182
Private label mortgage-backed	31,195			31,195
Other asset backed	94,799			94,799
Amortized cost	434,231			434,231			433,224
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Maturing within one year	13,347			13,347
Maturing after one year but within five years	54,524			54,524
Maturing after five years but within ten years	49,239			49,239
Maturing after ten years	36,832			36,832
Total available-for-sale securities fair value	153,942			153,942
U.S. agency residential mortgage-backed	147,720			147,720
U.S. agency commercial mortgage-backed	11,319			11,319
Private label mortgage-backed	31,826			31,826
Other asset backed	94,785			94,785
Total	439,592			439,592			427,926
U.S. Agency [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	15,145			15,145			20,198
Unrealized Gains	153			153			9
Unrealized Losses	15			15			193
Fair Value	15,283			15,283			20,014
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	2,189			2,189			7,150
Less Than Twelve Months, Unrealized Losses	4			4			46
Twelve Months or More, Fair Value	2,888			2,888			11,945
Twelve Months or More, Unrealized Losses	11			11			147
Total, Fair Value	5,077			5,077			19,095
Total, Unrealized Losses	$ 15			$ 15			193
Number of securities with market fair value less than amortized cost | Security	26			26
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 15,145			$ 15,145			20,198
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	15,283			15,283			20,014
U.S. Agency Residential Mortgage-Backed [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	146,128			146,128			124,777
Unrealized Gains	1,806			1,806			817
Unrealized Losses	214			214			1,843
Fair Value	147,720			147,720			123,751
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	26,084			26,084			18,374
Less Than Twelve Months, Unrealized Losses	33			33			180
Twelve Months or More, Fair Value	16,902			16,902			48,184
Twelve Months or More, Unrealized Losses	181			181			1,663
Total, Fair Value	42,986			42,986			66,558
Total, Unrealized Losses	$ 214			$ 214			1,843
Number of securities with market fair value less than amortized cost | Security	98			98
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 146,128			$ 146,128			124,777
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	147,720			147,720			123,751
U.S. Agency Commercial Mortgage-Backed [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	11,182			11,182			5,909
Unrealized Gains	155			155			1
Unrealized Losses	18			18			184
Fair Value	11,319			11,319			5,726
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	1,987			1,987			566
Less Than Twelve Months, Unrealized Losses	12			12			3
Twelve Months or More, Fair Value	882			882			5,094
Twelve Months or More, Unrealized Losses	6			6			181
Total, Fair Value	2,869			2,869			5,660
Total, Unrealized Losses	$ 18			$ 18			184
Number of securities with market fair value less than amortized cost | Security	8			8
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 11,182			$ 11,182			5,909
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	11,319			11,319			5,726
Private Label Mortgage-Backed [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	31,195			31,195			29,735
Unrealized Gains	686			686			321
Unrealized Losses	55			55			637
Fair Value	31,826			31,826			29,419
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	5,636			5,636			8,273
Less Than Twelve Months, Unrealized Losses	6			6			57
Twelve Months or More, Fair Value	612			612			16,145
Twelve Months or More, Unrealized Losses	49			49			580
Total, Fair Value	6,248			6,248			24,418
Total, Unrealized Losses	$ 55			$ 55			637
Number of securities with market fair value less than amortized cost | Security	12			12
Private Label Mortgage Backed Securities Below Investment Grade [Abstract]
Number of private label mortgage backed securities currently with OTTI unrealized gains | Security	2			2
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 31,195			$ 31,195			29,735
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	31,826			31,826			29,419
Senior Security [Member]
Private Label Mortgage Backed Securities Below Investment Grade [Abstract]
Fair value	645			645
Amortized cost	552			552
Non-credit unrealized loss	0			0
Unrealized gain	93			93
Cumulative credit related OTTI	757			757
Super Senior Security [Member]
Private Label Mortgage Backed Securities Below Investment Grade [Abstract]
Fair value	647			647
Amortized cost	479			479
Non-credit unrealized loss	0			0
Unrealized gain	168			168
Cumulative credit related OTTI	457			457
Other Asset Backed [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	94,799			94,799			83,481
Unrealized Gains	185			185			86
Unrealized Losses	199			199			248
Fair Value	94,785			94,785			83,319
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	23,926			23,926			53,043
Less Than Twelve Months, Unrealized Losses	100			100			160
Twelve Months or More, Fair Value	11,487			11,487			10,235
Twelve Months or More, Unrealized Losses	99			99			88
Total, Fair Value	35,413			35,413			63,278
Total, Unrealized Losses	$ 199			$ 199			248
Number of securities with market fair value less than amortized cost | Security	40			40
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 94,799			$ 94,799			83,481
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	94,785			94,785			83,319
Obligations of States and Political Subdivisions [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	99,352			99,352			130,244
Unrealized Gains	1,880			1,880			257
Unrealized Losses	93			93			2,946
Fair Value	101,139			101,139			127,555
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	14,457			14,457			25,423
Less Than Twelve Months, Unrealized Losses	37			37			262
Twelve Months or More, Fair Value	4,362			4,362			80,701
Twelve Months or More, Unrealized Losses	56			56			2,684
Total, Fair Value	18,819			18,819			106,124
Total, Unrealized Losses	$ 93			$ 93			2,946
Number of securities with market fair value less than amortized cost | Security	59			59
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 99,352			$ 99,352			130,244
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	101,139			101,139			127,555
Corporate [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	32,444			32,444			34,866
Unrealized Gains	1,237			1,237			29
Unrealized Losses	3			3			586
Fair Value	33,678			33,678			34,309
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	285			285			17,758
Less Than Twelve Months, Unrealized Losses	2			2			343
Twelve Months or More, Fair Value	999			999			9,222
Twelve Months or More, Unrealized Losses	1			1			243
Total, Fair Value	1,284			1,284			26,980
Total, Unrealized Losses	$ 3			$ 3			586
Number of securities with market fair value less than amortized cost | Security	2			2
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 32,444			$ 32,444			34,866
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	33,678			33,678			34,309
Trust Preferred [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	1,966			1,966			1,964
Unrealized Gains	0			0			0
Unrealized Losses	146			146			145
Fair Value	1,820			1,820			1,819
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	900			900			939
Less Than Twelve Months, Unrealized Losses	100			100			61
Twelve Months or More, Fair Value	920			920			880
Twelve Months or More, Unrealized Losses	46			46			84
Total, Fair Value	1,820			1,820			1,819
Total, Unrealized Losses	$ 146			$ 146			145
Number of securities with market fair value less than amortized cost | Security	2			2
Number of issues rated as investment grade | Security	1			1
Number of securities not rated | Security	1			1
Non-rated securities, amortized cost	$ 1,000			$ 1,000
Fair value of non-rated trust preferred securities	900			900
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	1,966			1,966			1,964
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	1,820			1,820			1,819
Foreign Government [Member]
Available-for-sale Securities, Amortized Cost Basis [Abstract]
Amortized cost	2,020			2,020			2,050
Unrealized Gains	4			4			0
Unrealized Losses	2			2			36
Fair Value	2,022			2,022			2,014
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]
Less Than Twelve Months, Fair Value	0			0			0
Less Than Twelve Months, Unrealized Losses	0			0			0
Twelve Months or More, Fair Value	1,519			1,519			2,014
Twelve Months or More, Unrealized Losses	2			2			36
Total, Fair Value	1,519			1,519			2,014
Total, Unrealized Losses	$ 2			$ 2			36
Number of securities with market fair value less than amortized cost | Security	1			1
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Amortized cost	$ 2,020			$ 2,020			2,050
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Total	$ 2,022			$ 2,022			$ 2,014

[1] During the third quarter of 2019 one security with previously recorded OTTI was settled and balance is now zero.