Other Real Estate Owned (Summary of Other Real Estate Owned) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Other Real Estate Owned [Line Items]
Balance, beginning of period	$ 20,617	$ 28,254	$ 22,190	$ 35,927
Transfers in	915	1,089	8,751	8,930
Valuation adjustments	(664)	(667)	(1,457)	(3,220)
Proceeds from Sale of OREO Property	1,675	8,755	13,283	24,688
Gain on sale of OREO, net	263	1,983	3,255	4,955
Total OREO, end of period	19,456	$ 21,904	19,456	$ 21,904
Mortgage Loans in Process of Foreclosure, Amount	1,900		1,900
One-to-Four Family Residential [Member]
Other Real Estate Owned [Line Items]
Total OREO, end of period	$ 2,800		$ 2,800