Derivative Financial Instruments - Additional Information (Details) € in Millions	12 Months Ended
	Dec. 31, 2016 USD ($) installment item	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2016 EUR (€) item
Derivative [Line Items]
Foreign currency unrealized losses expected to be reclassified into earnings over next twelve months	$ 18,700,000
Foreign currency unrealized losses expected to be reclassified into earnings over next twelve months, tax	$ 3,300,000
Interest Rate Swap Agreements
Derivative [Line Items]
Number of derivative contracts | item	2			2
Carrying value / fair value of derivative liabilities included in other liabilities	$ 100,000
Derivative fixed interest rate (as a percent)	0.365%			0.365%
Number of annual installments of swap amortization | installment	7
Beginning date of swap amortization	Jun. 30, 2017
Final maturity date of swap amortization	Jun. 30, 2023
Interest Rate Swap Agreements | U.S. dollars
Derivative [Line Items]
Variable Rate Basis	LIBOR
Interest Rate Swap Agreements | EUR
Derivative [Line Items]
Variable Rate Basis	EURIBOR
Swaps maturing March 2017
Derivative [Line Items]
Average fixed interest rate (as a percent)	0.878%			0.878%
Swaps maturing September 2019
Derivative [Line Items]
Average fixed interest rate (as a percent)	1.087%			1.087%
Treasury Lock | Interest Lock Agreement
Derivative [Line Items]
Notional amount	$ 150,000,000
Carrying value / fair value of derivative assets included in other assets	$ 10,300,000
Derivative agreement date	Sep. 22, 2016
Foreign Currency Forward Exchange Contracts
Derivative [Line Items]
Number of credit contingency features | item	0
Foreign Currency Forward Exchange Contracts | Cash Flow Hedging
Derivative [Line Items]
Loss in other comprehensive income, effective portion	$ 32,200,000	$ 26,700,000	$ 18,400,000
Designated as Hedging Instrument | Interest Rate Swap Agreements
Derivative [Line Items]
Floating rate obligation	50,000,000			€ 25.0
Notional amount	100,000,000
Carrying value / fair value of derivative liabilities included in other liabilities		100,000
Carrying value / fair value of derivative assets included in other assets	700,000
Designated as Hedging Instrument | Swaps maturing March 2017
Derivative [Line Items]
Notional amount	50,000,000
Designated as Hedging Instrument | Swaps maturing September 2019
Derivative [Line Items]
Notional amount	50,000,000
Designated as Hedging Instrument | Foreign Currency Forward Exchange Contracts
Derivative [Line Items]
Notional amount	423,800,000	417,500,000
Carrying value / fair value of derivative liabilities included in other liabilities	33,900,000	22,100,000
Carrying value / fair value of derivative assets included in other assets		900,000
Designated as Hedging Instrument | Foreign Currency Forward Exchange Contracts | Cash Flow Hedging
Derivative [Line Items]
Net gain (loss) recognized in gross margin	(19,400,000)	(17,800,000)	4,600,000
Not Designated as Hedging Instrument | Foreign Currency Forward Exchange Contracts
Derivative [Line Items]
Carrying value / fair value of derivative liabilities included in other liabilities	300,000	400,000
Carrying value / fair value of derivative assets included in other assets	1,000,000	400,000
Net loss on derivative contracts not designated as hedges	$ 900,000	$ 14,900,000	$ 16,300,000