Income Taxes - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Operating Loss Carryforwards [Line Items]
U.S. federal statutory income tax rate (as a percent)	35.00%
Benefit related to the release of reserves for uncertain tax positions	$ 11,600,000
Unremitted foreign earnings kept to reinvest	475,000,000
Net change in the total valuation allowance	(2,700,000)	$ (1,800,000)
Tax credit carryforwards for U.S. tax purposes	5,000,000
Excess tax deductions on stock based compensation	9,200,000	5,800,000	$ 5,300,000
Unrecognized tax benefits	25,300,000	43,100,000	42,700,000	$ 32,600,000
Unrecognized tax benefits that impact on effective tax rate	20,800,000
Interest expense (income) related to unrecognized tax benefit	600,000	1,500,000	$ 700,000
Interest accrued on unrecognized tax benefits	2,200,000	$ 2,700,000
Interest related to the unrecognized tax benefit reversed	1,000,000
Minimum
Operating Loss Carryforwards [Line Items]
Decrease in reasonably possible unrecognized tax benefits within next twelve months	11,000,000
Maximum
Operating Loss Carryforwards [Line Items]
Decrease in reasonably possible unrecognized tax benefits within next twelve months	14,000,000
U.S.
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	13,800,000
Excess tax deductions on stock based compensation	$ 8,200,000
U.S. | Minimum
Operating Loss Carryforwards [Line Items]
Statute of limitations on years that can be open for examination	3 years
U.S. | Maximum
Operating Loss Carryforwards [Line Items]
Statute of limitations on years that can be open for examination	5 years
Foreign country
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 207,400,000
Valuation allowance on net operating losses	$ 197,900,000
Foreign country | Minimum
Operating Loss Carryforwards [Line Items]
Statute of limitations on years that can be open for examination	3 years
Foreign country | Maximum
Operating Loss Carryforwards [Line Items]
Statute of limitations on years that can be open for examination	5 years
Spain
Operating Loss Carryforwards [Line Items]
Carryforward period	18 years
China
Operating Loss Carryforwards [Line Items]
Carryforward period	5 years