Loans and Allowance for Loan Losses (Schedule of Loans Made to Related Parties) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Loans and Leases Receivable, Related Parties [Roll Forward]
Balance at beginning of year	$ 16,628	$ 17,469
Loans made/advanced and additions	434	374
Repayments and reductions	(1,120)	(1,215)
Balance at end of year	$ 15,942	$ 16,628