Loans (Activity in Loss Share Receivable) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Loans [Abstract]
Beginning balance	$ 29,868	$ 60,272
Amortization	(5,918)	(5,747)	$ (12,102)
Charge-offs, write-downs and other (recoveries) losses	(8,264)	(8,072)
External expenses qualifying under loss share agreement	1,356	2,677
Changes due to changes in cash flow projections	(3,957)	(2,800)
FDIC resolution of denied claims		(2,411)
Net payments to (from) FDIC	3,134	(14,051)
Ending balance	$ 16,219	$ 29,868	$ 60,272