FDIC Indemnification Asset (Changes in Receivable from FDIC) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
FDIC Indemnification Asset [Roll Forward]
Beginning balance	$ 270,192	$ 617,377	$ 671,023
Additional receivable from acquisition	0	0	316,932
Accretion of discounts and premiums, net	(85,651)	(102,394)	(32,960)
Receipt of payments from FDIC	(19,373)	(251,972)	(293,067)
Post-acquisition and other adjustments, net	(71,771)	7,181	(44,551)
Ending balance	$ 93,397	$ 270,192	$ 617,377