Other Real Estate Owned (Summary of Other Real Estate Owned) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Other Real Estate Owned [Line Items]
Balance, beginning of period	$ 11,507	$ 4,519	$ 13,298	$ 5,998
Transfers in	0	0	406	0
Valuation adjustments	(110)	(33)	(202)	(226)
Proceeds from Sale of OREO Property	3,759	444	5,821	1,719
Loss on sale of OREO, net	(558)	16	(601)	5
Total OREO, end of period	7,080	$ 4,058	7,080	$ 4,058
Mortgage Loans in Process of Foreclosure, Amount	1,600		1,600
One-to-Four Family Residential [Member]
Other Real Estate Owned [Line Items]
Total OREO, end of period	$ 60		$ 60