Other Borrowings (Summary Of Other Borrowings) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Jun. 30, 2012	Dec. 31, 2011
Other Borrowings [Abstract]
Securities sold under repurchase agreements	$ 238,401		$ 413,333
Other	36,010		30,420
Secured borrowings - owed to securitization investors	0	360,800	600,000
Total other borrowings	$ 274,411		$ 1,043,753