Income Taxes - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes (Textual) [Abstract]
Increase (Decrease) in Income Taxes	$ (40,400,000)	$ (15,300,000)	$ 67,500,000
Income Taxes Paid	$ 83,300,000	111,600,000	98,900,000
Effective tax rate on the pretax income relative to U.S. federal statutory	35.00%
Deferred Tax Liability on Foreign Earnings Repatriated	$ 0	(8,700,000)	8,700,000
Total gross unrecognized tax benefits	50,400,000	57,500,000	49,500,000	$ 112,600,000
Deferred Tax Assets, Operating Loss Carryforwards	68,900,000
Operating Loss Carryforwards, Valuation Allowance	14,800,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	38,000,000	47,300,000	35,800,000
Income Tax Examination, Penalties and Interest Accrued	12,200,000	16,500,000	9,800,000
Earnings Reinvested Outside of U.S.	547,600,000	486,700,000
Domestic Country [Member]
Income Taxes (Textual) [Abstract]
Tax Credit Carryforward, Amount	2,000,000
Operating Loss Carryforwards	1,500,000
State and Local Jurisdiction [Member]
Income Taxes (Textual) [Abstract]
Tax Credit Carryforward, Amount	800,000
Foreign Country [Member]
Income Taxes (Textual) [Abstract]
Tax Credit Carryforward, Amount	100,000
Operating Loss Carryforwards	95,900,000
Asia [Member]
Income Taxes (Textual) [Abstract]
Increase (Decrease) in Income Taxes	1,300,000	1,300,000	700,000
Increase in EPS due to Tax Holiday in Asia	0.01	$ 0.01	$ 0.01
Minimum [Member]
Income Taxes (Textual) [Abstract]
Significant (Increase) Decrease in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Lower Bound	35,000,000
Maximum [Member]
Income Taxes (Textual) [Abstract]
Significant (Increase) Decrease in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Lower Bound	$ 40,000,000