Fair Value Measurements (Financial Assets Measured at Fair Value on Nonrecurring Basis) (Details) (Fair value measurements, nonrecurring [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impaired loans with specific allocation	$ 7,168	$ 3,882
Impaired loans net of partial charge-offs	244	5,263
Total	7,412	9,145
Quoted Prices in Active Markets for Identical Assets, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impaired loans with specific allocation	0	0
Impaired loans net of partial charge-offs	0	0
Total	0	0
Significant Other Observable Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impaired loans with specific allocation	0	0
Impaired loans net of partial charge-offs	0	0
Total	0	0
Significant Unobservable Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Line Items]
Impaired loans with specific allocation	7,168	3,882
Impaired loans net of partial charge-offs	244	5,263
Total	$ 7,412	$ 9,145