Debt Debt (Tables)

12 Months Ended

Dec. 31, 2012

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments

		December 31,
		2012		2011
Term loans		$	230,000	$	150,000
4.625%	notes due 2012	—		400,000
3.875%	notes due 2013	375,000		375,000
4.875%	notes due 2014 (1)	450,000		450,000
5.00%	notes due 2015	400,000		400,000
4.75%	notes due 2016	500,000		500,000
5.75%	notes due 2017	500,000		500,000
4.75%	notes due 2018	350,000		350,000
5.60%	notes due 2018	250,000		250,000
6.25%	notes due 2019	300,000		300,000
5.25%	notes due 2022 (2)	110,000		—
5.25%	notes due 2037 (3)	500,000		500,000
Other (4)		52,375		58,909
Total debt		4,017,375		4,233,909
Current portion long-term debt		375,000		550,000
Long-term debt		$	3,642,375	$	3,683,909

Schedule of Maturities of Long-term Debt

2013	$	375,000
2014	450,000
2015	450,000
2016	680,000
2017	500,000
Thereafter	1,510,000
Total	$	3,965,000