Equity (Tables)

12 Months Ended

Dec. 31, 2011

Equity [Abstract]

Accumulated other comprehensive income (loss), net of tax

	Currency Translation			Other			Accumulated Other Comprehensive Income (Loss)
Balance at January 1, 2009	$	(43,046	)	$	(2,943	)	$	(45,989	)
Change		47,920			7,118			55,038
Balance at December 31, 2009		4,874			4,175			9,049
Change		(16,852	)		6,130			(10,722	)
Balance at December 31, 2010		(11,978	)		10,305			(1,673	)
Change		(5,792	)		(18,269	)		(24,061	)
Balance at December 31, 2011	$	(17,770	)	$	(7,964	)	$	(25,734	)