Fair Value of Financial Instruments - Measurement (Details) - Nonrecurring [Member] - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans and leases	$ 3,657	$ 2,812
Other real estate owned	1,957	3,418
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans and leases	3,657	2,812
Other real estate owned	$ 1,957	$ 3,418