Securities (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) Security	Dec. 31, 2015 USD ($) Security
Amortized cost and fair value of securities held-to-maturity [Abstract]
Securities held-to-maturity, fair value	$ 0	$ 0
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	194,547	215,064
Gross Unrealized Gains	1,179	1,328
Gross Unrealized Losses	(1,272)	(2,200)
Securities available-for-sale, at fair value	194,454	214,192
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	341	897
More Than Twelve Months	931	1,303
Total	1,272	2,200
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	37,245	69,065
More Than Twelve Months	69,067	52,381
Total	$ 106,312	$ 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	41	45
US Treasury securities [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 19,999	$ 0
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Securities available-for-sale, at fair value	19,999	0
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	0	0
More Than Twelve Months	0	0
Total	0	0
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	0	0
More Than Twelve Months	0	0
Total	$ 0	$ 0
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	0	0
Obligations of U.S. Government agencies [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 4,071	$ 24,353
Gross Unrealized Gains	1	1
Gross Unrealized Losses	(50)	(114)
Securities available-for-sale, at fair value	4,022	24,240
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	0	0
More Than Twelve Months	50	114
Total	50	114
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	0	0
More Than Twelve Months	3,721	3,940
Total	$ 3,721	$ 3,940
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	2	2
Obligations of states and political subdivisions [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 71,958	$ 77,223
Gross Unrealized Gains	1,161	1,323
Gross Unrealized Losses	(127)	(113)
Securities available-for-sale, at fair value	72,992	78,433
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	87	42
More Than Twelve Months	40	71
Total	127	113
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	5,432	4,177
More Than Twelve Months	3,043	3,545
Total	$ 8,475	$ 7,722
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	15	13
Mortgage-backed securities [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 94,511	$ 109,360
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(1,092)	(1,964)
Securities available-for-sale, at fair value	93,419	107,396
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	254	848
More Than Twelve Months	838	1,116
Total	1,092	1,964
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	31,813	62,698
More Than Twelve Months	61,606	44,698
Total	$ 93,419	$ 107,396
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	18	13
Money market investments [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 511	$ 631
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Securities available-for-sale, at fair value	511	631
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Total	0	0
Corporate bonds [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	3,397	3,397
Gross Unrealized Gains	17	4
Gross Unrealized Losses	(3)	(8)
Securities available-for-sale, at fair value	3,411	3,393
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	0	6
More Than Twelve Months	3	2
Total	3	8
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	0	2,091
More Than Twelve Months	697	198
Total	$ 697	$ 2,289
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	6	16
Common Stock [Member]
Amortized cost and fair value of securities available-for-sale [Abstract]
Amortized Cost	$ 100	$ 100
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	(1)
Securities available-for-sale, at fair value	100	99
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	0	1
More Than Twelve Months	0	0
Total	0	1
Securities Available-for-Sale, Fair Value [Abstract]
Less than Twelve Months	0	99
More Than Twelve Months	0	0
Total	$ 0	$ 99
Available-for-sale securities with continuous unrealized loss position, number of securities [Abstract]
Number of Securities | Security	0	1