Other Real Estate Owned (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Activity for other real estate owned [Roll Forward]
Beginning balance of other real estate owned	$ 38,985	$ 38,735	$ 40,674	$ 36,776
New assets acquired	1,960	691	3,251	6,261
Capitalized costs	0	0	0	85
Fair value adjustments	(91)	(299)	(224)	(363)
Sale of assets	(3,114)	(2,429)	(5,961)	(6,061)
Ending balance of other real estate owned	37,740	36,698	37,740	36,698
Carrying cost and fair value adjustments for foreclosed properties	$ 500	$ 800	$ 1,000	$ 1,200