Contingencies And Other Disclosures (Narrative II) (Details) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended						7 Months Ended
	Mar. 31, 2014	Sep. 30, 2013	Mar. 31, 2013	Mar. 31, 2014 Visa Class B Shares [Member]	Mar. 31, 2013 Visa Class B Shares [Member]	Mar. 31, 2008 Visa Class B Shares [Member]	Jul. 31, 2012 Visa Interest [Member]	Mar. 31, 2014 Visa Interest [Member]	Mar. 31, 2013 Visa Interest [Member]
Loss Contingencies [Line Items]
Number of Visa Class B shares				1.1		2.4
Historical cost				$ 0
Estimated conversion ratio								42.00%
Derivative liability				4,900,000	2,100,000			4,900,000	2,100,000
Unpaid principal balance of servicing portfolio	583,000,000	15,000,000,000
Additional amount deposited into escrow account by Visa							150,000,000
Contingent liability								800,000
Cash payment to counterparty							800,000
Recognized servicing and P&I advances	45,500,000		304,800,000
Amount disputed related to various items for transfers of subservicers	8,600,000
Loan-to-value ratio at origination	80.00%
Accrued losses on loan repurchase exposure	$ 145,700,000		$ 185,500,000