Basis Of Presentation (Effect On Consolidated Condensed Statements Of Cash Flows) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Net income	$ 28,953	$ 21,166	$ 51,149	$ 41,945
Provision for loan losses	12,516	13,250	26,616	29,800
OREO devaluations	3,355	1,919	5,890	3,064
(Increase) in other assets			(38,202)	(18,549)
As Previously Reported [Member]
Net income	20,317		41,695
Provision for loan losses	23,900		37,400
OREO devaluations	5,257		9,651
(Increase) in other assets			(43,293)
Effect Of Change [Member]
Net income	8,636		9,454
Provision for loan losses	(11,384)		(10,784)
OREO devaluations	(1,902)		(3,761)
(Increase) in other assets			$ 5,091