Derivatives - Contracts Held (Details) - Not designated as hedging instrument		3 Months Ended	12 Months Ended
		Mar. 31, 2017 USD ($) $ / € $ / ¥ $ / BRL	Dec. 31, 2016 USD ($) $ / € ¥ / $ $ / BRL
Foreign currency exchange contracts | USD/Euro
Derivative [Line Items]
Notional value		$ 20,000,000.0	$ 18,000,000
Forward rate | $ / €		1.0557	1.0513
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ (239,000)	$ (61,000)
Foreign currency exchange contracts | USD/Chinese Yuan Renminbi
Derivative [Line Items]
Notional value		$ 16,000,000.0
Forward rate | $ / ¥		6.921
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ (60,000)
Foreign Exchange Forward, Contract Four [Member] | USD/Chinese Yuan Renminbi
Derivative [Line Items]
Notional value			$ 25,000,000
Forward rate | ¥ / $			6.7230
Unrealized gain/(loss) recorded at balance sheet date	[1]		$ (974,000)
Foreign currency exchange contract, One | USD/Brazilian Real
Derivative [Line Items]
Notional value		$ 3,000,000.0	$ 2,000,000
Forward rate | $ / BRL		3.2982	3.4775
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ (154,000)	$ (131,000)
Foreign currency exchange contract, Two | USD/Brazilian Real
Derivative [Line Items]
Notional value			$ 4,000,000
Forward rate | $ / BRL			3.2316
Unrealized gain/(loss) recorded at balance sheet date	[1]		$ 39,000
Foreign currency exchange contract, Three | USD/Chinese Yuan Renminbi
Derivative [Line Items]
Notional value			$ 10,000,000
Forward rate | ¥ / $			6.6757
Unrealized gain/(loss) recorded at balance sheet date	[1]		$ (457,000)

[1] Unrealized gains on foreign currency exchange contracts are recorded in prepaid expenses and other current assets. Unrealized losses on foreign currency exchange contracts are recorded in other accrued expenses.