CONSOLIDATED BALANCE SHEET (UNAUDITED) (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Receivables, collateralizing long-term debt	$ 4,494	$ 4,898
Due to affiliate, carried at fair value	493	514
Long-term debt	8,034	9,725
Long-term debt collateralized by receivables	$ 2,486	$ 2,878
Common stock, par value (usd per share)	$ 0.01	$ 0.01
Common stock, shares authorized (shares)	100	100
Common stock, shares issued (shares)	68	68
Series B Preferred Stock [Member]
Redeemable preferred stock, shares authorized (shares)	1,501,100	1,501,100
Redeemable preferred stock, par value (usd per share)	$ 0.01	$ 0.01
Redeemable preferred stock, shares issued (shares)	575,000	575,000
Redeemable preferred stock, shares outstanding (shares)	575,000	575,000
Series C Preferred Stock [Member]
Redeemable preferred stock, shares authorized (shares)	1,000	1,000
Redeemable preferred stock, par value (usd per share)	$ 0.01	$ 0.01
Redeemable preferred stock, shares issued (shares)	1,000	1,000
Redeemable preferred stock, shares outstanding (shares)	1,000	1,000