Premises and Equipment (Summary of Premises and Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Premises and equipment, gross	$ 37,819	$ 33,359
Less accumulated depreciation	24,588	22,624
Total	13,231	10,735
Land [Member]
Premises and equipment, gross	873	873
Building [Member]
Premises and equipment, gross	10,801	10,564
Leaseholds and Leasehold Improvements [Member]
Premises and equipment, gross	2,086	1,211
Furniture and Fixtures [Member]
Premises and equipment, gross	12,081	10,784
Software [Member]
Premises and equipment, gross	9,328	7,277
Internally Developed Software [Member]
Premises and equipment, gross	$ 2,650	$ 2,650