Fair Value of Financial Instruments (Schedule of Assets at Fair Value on a Recurring Basis) (Details) - Fair Value Measurements, Recurring - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Derivatives, Fair Value [Line Items]
Interest Rate Lock Commitments with Customers	$ 818	$ 698
Individual Forward Sale Commitments with Investors	672	77
Paired Off Commitments with Investors	747	30
Level 2
Derivatives, Fair Value [Line Items]
Individual Forward Sale Commitments with Investors	495	3
Paired Off Commitments with Investors	747	30
Level 3
Derivatives, Fair Value [Line Items]
Interest Rate Lock Commitments with Customers	818	698
Individual Forward Sale Commitments with Investors	$ 177	$ 74