Fair Value Measurements (Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deposits	$ 1,026,830	$ 935,075
Long-term debt	11,692	13,614
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net loans and leases	917,081	824,293
Subordinated debt	17,358	7,534
Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net loans and leases	902,798	806,741
Deposits	1,023,568	935,373
Long-term debt	12,352	13,581
Subordinated debt	17,338	7,414
Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net loans and leases	917,081	824,293
Deposits	1,026,830	935,075
Long-term debt	11,692	13,614
Subordinated debt	$ 17,358	$ 7,534