Loans (Period-End Balances And Various Asset Quality Attributes By Origination Vintage For The Real Estate Installment Loans) (Details) (Real Estate Installment Class [Member], USD $) In Millions, unless otherwise specified	Jun. 30, 2011
R/E Installment Loans - Period End Balance	$ 2,149
Avg orig CLTV	79.80%
Avg orig FICO	731
% Broker	9.50%
% TN	47.70%
% 1st Lien	54.00%
Avg Refreshed FICO	724
Pre-2003 [Member]
R/E Installment Loans - Period End Balance	69
Avg orig CLTV	77.50%
Avg orig FICO	693
% Broker	17.90%
% TN	62.40%
% 1st Lien	67.10%
Avg Refreshed FICO	689
2003 [Member]
R/E Installment Loans - Period End Balance	192
Avg orig CLTV	72.50%
Avg orig FICO	723
% Broker	3.20%
% TN	44.40%
% 1st Lien	77.60%
Avg Refreshed FICO	732
2004 [Member]
R/E Installment Loans - Period End Balance	113
Avg orig CLTV	74.00%
Avg orig FICO	712
% Broker	7.30%
% TN	50.90%
% 1st Lien	72.10%
Avg Refreshed FICO	712
2005 [Member]
R/E Installment Loans - Period End Balance	304
Avg orig CLTV	83.00%
Avg orig FICO	721
% Broker	25.90%
% TN	21.10%
% 1st Lien	27.70%
Avg Refreshed FICO	716
2006 [Member]
R/E Installment Loans - Period End Balance	334
Avg orig CLTV	78.90%
Avg orig FICO	722
% Broker	4.60%
% TN	24.60%
% 1st Lien	25.10%
Avg Refreshed FICO	707
2007 [Member]
R/E Installment Loans - Period End Balance	465
Avg orig CLTV	81.90%
Avg orig FICO	731
% Broker	15.80%
% TN	24.00%
% 1st Lien	24.60%
Avg Refreshed FICO	715
2008 [Member]
R/E Installment Loans - Period End Balance	182
Avg orig CLTV	77.10%
Avg orig FICO	737
% Broker	5.70%
% TN	77.80%
% 1st Lien	79.20%
Avg Refreshed FICO	733
2009 [Member]
R/E Installment Loans - Period End Balance	118
Avg orig CLTV	71.40%
Avg orig FICO	752
% Broker	0.00%
% TN	89.20%
% 1st Lien	82.20%
Avg Refreshed FICO	754
2010 [Member]
R/E Installment Loans - Period End Balance	212
Avg orig CLTV	85.00%
Avg orig FICO	748
% Broker	0.00%
% TN	89.10%
% 1st Lien	97.20%
Avg Refreshed FICO	749
2011 [Member]
R/E Installment Loans - Period End Balance	$ 160
Avg orig CLTV	85.10%
Avg orig FICO	757
% Broker	0.00%
% TN	91.50%
% 1st Lien	97.00%
Avg Refreshed FICO	755