Debt (Tables)

12 Months Ended

Dec. 31, 2011

Debt [Abstract]

Debt With Contractual Term Less Than One Year

	2011		2010
Unsecured commercial paper	$	838,486	$	480,472

Debt With A Contractual Term Greater Than One Year

	2011			2010
Unsecured commercial paper	$	35,800		$	102,100
Bank borrowings
Credit facilities		159,794			213,772
Secured debt
Term asset-backed securitization debt		2,087,346			2,755,234
Unsecured notes
5.25% Medium-term notes due in 2012 ($400.0 million par value)		399,916			399,825
5.75% Medium-term notes due in 2014 ($500.0 million par value)		499,544			499,383
3.75% Medium-term notes due in 2016 ($450.0 million par value)		449,775			—
6.80% Medium-term notes due in 2018 ($950.1 million par value)		948,958			998,570
15.00% senior unsecured notes due in 2014 ($600.0 million par value)		303,000			303,000
Gross long-term debt		4,884,133			5,271,884
Less: current portion of long-term debt		(1,040,247	)		(751,293	)
Long-term debt	$	3,843,886		$	4,520,591