Securities (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016 USD ($) Security	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($) Security	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($) Security
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 160,248		$ 160,248		$ 215,064
Gross Unrealized Gains	2,041		2,041		1,328
Gross Unrealized Losses	(70)		(70)		(2,200)
Securities available-for-sale, at fair value	162,219		162,219		214,192
Available-for-sale Securities, Realized Gains (Losses) [Abstract]
Realized gains on sales of securities	24	$ 0	578	$ 0
Realized losses on sales of securities	(17)	0	(56)	0
Net realized gain	7	$ 0	522	$ 0
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	69		69		897
More Than Twelve Months	1		1		1,303
Total	70		70		2,200
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	22,531		22,531		69,065
More Than Twelve Months	99		99		52,381
Total	$ 22,630		$ 22,630		$ 121,446
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Cause			caused by increases in market interest rates.
Number of Securities | Security	17		17		45
Obligations of U.S. Government agencies [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 4,016		$ 4,016		$ 24,353
Gross Unrealized Gains	1		1		1
Gross Unrealized Losses	(13)		(13)		(114)
Securities available-for-sale, at fair value	4,004		4,004		24,240
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	13		13		0
More Than Twelve Months	0		0		114
Total	13		13		114
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	3,703		3,703		0
More Than Twelve Months	0		0		3,940
Total	$ 3,703		$ 3,703		$ 3,940
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	3		3		2
Obligations of states and political subdivisions [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 69,846		$ 69,846		$ 77,223
Gross Unrealized Gains	1,559		1,559		1,323
Gross Unrealized Losses	(4)		(4)		(113)
Securities available-for-sale, at fair value	71,401		71,401		78,433
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	4		4		42
More Than Twelve Months	0		0		71
Total	4		4		113
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	1,314		1,314		4,177
More Than Twelve Months	0		0		3,545
Total	$ 1,314		$ 1,314		$ 7,722
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	3		3		13
Mortgage-backed securities [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 82,124		$ 82,124		$ 109,360
Gross Unrealized Gains	429		429		0
Gross Unrealized Losses	(49)		(49)		(1,964)
Securities available-for-sale, at fair value	82,504		82,504		107,396
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	49		49		848
More Than Twelve Months	0		0		1,116
Total	49		49		1,964
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	16,717		16,717		62,698
More Than Twelve Months	0		0		44,698
Total	$ 16,717		$ 16,717		$ 107,396
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	4		4		13
Money market investments [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 564		$ 564		$ 631
Gross Unrealized Gains	0		0		0
Gross Unrealized Losses	0		0		0
Securities available-for-sale, at fair value	564		564		631
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Total	0		0		0
Corporate bonds [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	3,598		3,598		3,397
Gross Unrealized Gains	17		17		4
Gross Unrealized Losses	(4)		(4)		(8)
Securities available-for-sale, at fair value	3,611		3,611		3,393
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	3		3		6
More Than Twelve Months	1		1		2
Total	4		4		8
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	797		797		2,091
More Than Twelve Months	99		99		198
Total	$ 896		$ 896		$ 2,289
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	7		7		16
Common Stock [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 100		$ 100		$ 100
Gross Unrealized Gains	35		35		0
Gross Unrealized Losses	0		0		(1)
Securities available-for-sale, at fair value	135		135		99
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months					1
More Than Twelve Months					0
Total	$ 0		$ 0		1
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months					99
More Than Twelve Months					0
Total					$ 99
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security					1