Other Real Estate and Covered Other Real Estate - Additional Information (Details) - USD ($) $ in Thousands		12 Months Ended
	Jul. 01, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other Real Estate [Abstract]
Transfers to non covered other real estate	$ 388	$ 388	$ 0	$ 0
Covered other real estate		$ 0	$ 1,651	$ 6,060	$ 5,108