Segments, Geographical (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended			12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012 United States	Sep. 30, 2011 United States	Sep. 30, 2012 United States	Sep. 30, 2011 United States	Sep. 30, 2012 Other Americas [Member]	Sep. 30, 2011 Other Americas [Member]	Sep. 30, 2012 Other Americas [Member]	Sep. 30, 2011 Other Americas [Member]	Sep. 30, 2012 Total Americas [Member]	Sep. 30, 2011 Total Americas [Member]	Sep. 30, 2012 Total Americas [Member]	Sep. 30, 2011 Total Americas [Member]	Sep. 30, 2012 Europe Middle East And Africa [Member]	Sep. 30, 2011 Europe Middle East And Africa [Member]	Sep. 30, 2012 Europe Middle East And Africa [Member]	Sep. 30, 2011 Europe Middle East And Africa [Member]	Sep. 30, 2012 Asia Pacific [Member]	Sep. 30, 2011 Asia Pacific [Member]	Sep. 30, 2012 Asia Pacific [Member]	Sep. 30, 2011 Asia Pacific [Member]	Sep. 30, 2012 Property, Plant, and Equipment [Member] Geographic Concentration Risk [Member] United States	Dec. 31, 2011 Property, Plant, and Equipment [Member] Geographic Concentration Risk [Member] United States
Net Revenues by Geographic Region [Line Items]
Concentration Risk, Percentage																									82.00%	80.00%
Total net revenues	$ 1,118,311	$ 1,105,796	$ 3,224,568	$ 3,327,952	$ 507,600	$ 502,300	$ 1,513,600	$ 1,552,300	$ 52,700	$ 54,200	$ 165,300	$ 164,600	$ 560,300	$ 556,500	$ 1,678,900	$ 1,716,900	$ 321,300	$ 311,300	$ 927,700	$ 940,200	$ 236,700	$ 238,000	$ 618,000	$ 670,900