Other Real Estate Owned and Property Acquired in Settlement of Loans (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014		Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013
Repossessed Assets [Abstract]
Increase (decrease) in total OREO and foreclosed assets	$ (500)
Total OREO and foreclosed assets as a percentage of total nonperforming assets	50.00%		45.00%
Real estate acquired in settlement of loans	$ 19,717	$ 20,833	$ 20,122		$ 21,742	$ 24,573	$ 28,353
Property acquired in settlement of loans	238		289
Total property acquired in settlement of loans	$ 19,955		$ 20,411	[1]

[1] Derived from audited consolidated financial statements