Receivable from FDIC for Loss Share Agreements (Changes in Receivable from FDIC) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Receivable From FDIC For Loss Share Agreements [Abstract]
FDIC Indemnification Asset	$ 74,784		$ 93,397
Receivable From FDIC For Loss Share Agreements [Roll Forward]
Balance at beginning of period	93,397	270,192
Accretion of discounts and premiums, net	(17,744)	(26,112)
Receipt of payments from FDIC	3,490	(42,519)
Post-acquisition and other adjustments, net	(4,359)	(5,619)
Balance at end of period		$ 195,942