LOANS AND LEASES (Changes In Carrying Value Of Acquired Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Loans on the Cost Recovery Method [Member]
Balance, December 31	$ 74,479	$ 200,819
Impaired At Acquisition Date [Member]
Balance, January 1	458,305	330,705
Fair value at acquisition date of acquired loans covered under loss share agreements	0	302,340
Reductions for repayments, foreclosures and changes in carrying value, net of accretion	(167,679)	(174,740)
Balance, December 31	290,626	458,305
Outstanding principal balance at December 31	1,136,377	1,334,299
All Other Acquired Loans [Member]
Balance, January 1	1,903,847	1,676,747
Fair value at acquisition date of acquired loans covered under loss share agreements	0	777,800
Reductions for repayments, foreclosures and changes in carrying value, net of accretion	(385,238)	(550,700)
Balance, December 31	1,518,609	1,903,847
Outstanding principal balance at December 31	$ 2,145,581	$ 2,537,652