Borrowings (Schedule of Advances to the Federal Home Loan Bank) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Total Outstanding:
2015	$ 25,000
2016	20,000
2017	10,000
Advances from Federal Home Loan Banks	55,000	$ 56,039
Callable:
2016	20,000
Total FHLB advances, callable	$ 20,000
2015 - Weighted Average Interest Rate	1.92%
2016 - Weighted Average Interest Rate	4.03%
2017 - Weighted Average Interest Rate	1.87%
Fixed Rate:
FHLB advances, carrying value of residential real estate and commercial loans pledged as collateral	$ 1,060,000	843,200
FHLB advances, securities pledged as collateral	$ 544	$ 800
Minimum [Member]
Fixed Rate:
2015	1.80%	1.80%
2016	3.99%	3.99%
2017
Federal Home Loan Bank Advances Maturities summary Fixed Interest Rate Four to Five Years From Balance Sheet Date	1.87%
Maximum [Member]
Fixed Rate:
2015	1.95%	1.95%
2016	4.06%	4.06%
2017
Federal Home Loan Bank Advances Maturities summary Fixed Interest Rate Four to Five Years From Balance Sheet Date	1.87%
Federal Home Loan Bank Advances [Member]
Total Outstanding:
Callable	2016