Restructuring, Repositioning, And Efficiency (Schedule Of Restructuring And Repositioning Liability) (Details) (USD $) In Thousands, unless otherwise specified	72 Months Ended	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2013 Expense [Member]	Mar. 31, 2012 Expense [Member]	Mar. 31, 2013 Liability [Member]	Mar. 31, 2012 Liability [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and repositioning reserve balance, Beginning balance				$ 19,775	$ 12,026
Severance and other employee related costs		819	(152)
Severance and other employee cost reserve				819	(152)
Facility consolidation costs		438	44
Reserve for facility consolidation costs				438	44
Other exit costs, professional fees, and other	19,165	0	111
Other exit costs, professional fees, and other				0	111
Total accrued Expense		1,257	3
Total accrued Liability				21,032	12,029
Payments related to: Severance and other employee costs				6,038	2,037
Payments related to: Facility consolidation costs				417	592
Payments related to: Other exit costs, professional fees, and other				0	15
Accrual reversals				96	997
Restructuring and repositioning reserve balance, Ending balance		0	0	14,481	8,388
Other restructuring and repositioning expense:
(Gains)/losses on divestitures		(639)	(200)
Impairment of premises and equipment	22,397	0	5
Other	7,478	(96)	0
Total other restructuring and repositioning expense		(735)	(195)
Total restructuring and repositioning charges		$ 522	$ (192)