Consolidated Statements of Stockholders' Equity (USD $) In Thousands	Preferred Stock [Member]	Paid-in Capital Preferred [Member]	Common Stock [Member]	Paid-in Capital Common [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Unearned Benefit Plan Shares [Member]	Total
Beginning Balance at Dec. 31, 2011	$ 1	$ 28,923	$ 70	$ 71,796	$ 31,270	$ 1,203	$ (636)	$ 132,627
Net income					7,246			7,246
Other comprehensive income, net of taxes						1,600		1,600
Stock options, exercised			1	550				551
Stock options, vested				253				253
Cash dividends, common stock					(1,667)			(1,667)
Cash dividends, preferred stock (5%)					(1,446)			(1,446)
ESOP shares earned				11			318	329
Ending Balance at Dec. 31, 2012	1	28,923	71	72,610	35,403	2,803	(318)	139,493
Net income					9,200			9,200
Other comprehensive income, net of taxes						(6,218)		(6,218)
Stock options, exercised				538				538
Stock options, vested				32				32
Stock repurchased and retired	(1)	(28,923)						(28,924)
Cash dividends, common stock					(1,696)			(1,696)
Cash dividends, preferred stock (5%)					(1,257)			(1,257)
ESOP shares earned				156			318	474
Ending Balance at Dec. 31, 2013			71	73,336	41,650	(3,415)		111,642
Net income					10,818			10,818
Other comprehensive income, net of taxes						5,793		5,793
Stock options, exercised			1	1,346				1,347
Tax benefit on stock options				234				234
Cash dividends, common stock					(2,297)			(2,297)
Ending Balance at Dec. 31, 2014			$ 72	$ 74,916	$ 50,171	$ 2,378		$ 127,537