Fair Value (Changes In Fair Value For Items Measured At Fair Value Pursuant To Election Of The Fair Value) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Schedule of Trading Securities and Other Trading Assets [Line Items]
Interest (Expense)	$ 9,291	$ 14,553	$ 19,281	$ 29,503
Residential Loans Held For Sale [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Other Gains and (Losses)	83	92	37	186
Interest Income	0	0	0	0
Interest (Expense)	0	0	0	(1)
Total Changes in Fair Values Included in Current Period Earnings	$ 83	$ 92	$ 37	$ 185