Other Real Estate Owned (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Activity for other real estate owned [Roll Forward]
Beginning balance of other real estate owned	$ 36,776	$ 39,188
New assets acquired	18,850	12,199
Capitalized costs	85	0
Fair value adjustments	(1,656)	(1,730)	$ (2,480)
Sale of assets	(13,381)	(12,881)
Ending balance of other real estate owned	40,674	36,776	39,188
Carrying cost and fair value adjustments for foreclosed properties	$ 3,500	$ 3,900	$ 5,200