Premises and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Premises and Equipment	$ 50,989	$ 52,395
Accumulated depreciation and amortization	(20,050)	(20,924)
Premises and Equipment, net	30,939	31,471
Land [Member]
Property, Plant and Equipment [Line Items]
Premises and Equipment	13,100	12,842
Buildings and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Premises and Equipment	25,334	26,005
Equipment [Member]
Property, Plant and Equipment [Line Items]
Premises and Equipment	$ 12,555	$ 13,548