Consolidated Balance Sheet (Unaudited) (Parenthetical) (USD $)	Jun. 30, 2011	Dec. 31, 2010
Receivables, collateralizing long-term debt	$ 5,900,000,000	$ 6,300,000,000
Due to affiliate, carried at fair value	443,000,000	436,000,000
Long-term debt, carried at fair value	17,400,000,000	20,800,000,000
Long-term debt, collateralized by receivables	$ 3,800,000,000	$ 4,100,000,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	100	100
Common stock, shares issued	66	66
Common stock, shares outstanding	66	66
Series B Preferred Stock [Member]
Redeemable preferred stock, shares authorized	1,501,100	1,501,100
Redeemable preferred stock, par value	$ 0.01	$ 0.01
Redeemable preferred stock, shares issued	575,000	575,000
Redeemable preferred stock, shares outstanding	575,000	575,000
Series C Preferred Stock [Member]
Redeemable preferred stock, shares authorized	1,000	1,000
Redeemable preferred stock, par value	$ 0.01	$ 0.01
Redeemable preferred stock, shares issued	1,000	1,000
Redeemable preferred stock, shares outstanding	1,000	1,000