DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Notional Amount and Fair Value (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Foreign currency exchange contracts | Maximum
Derivative Instruments and Hedging Activities
Term of derivative instrument	1 month
Derivatives not designated as hedging instruments | Receive EUR/pay USD | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		$ 39,578
Fair Value, Liabilities		(429)
Derivatives not designated as hedging instruments | Receive CAD/pay USD | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets	$ 22,314
Fair Value, Assets	173
Derivatives not designated as hedging instruments | Receive SGD/pay USD | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets	7,915
Fair Value, Assets	24
Derivatives not designated as hedging instruments | Receive SGD/pay USD | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		3,837
Fair Value, Liabilities		(30)
Derivatives not designated as hedging instruments | Receive NOK/pay USD | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets	2,138
Fair Value, Assets	28
Derivatives not designated as hedging instruments | Receive USD/pay CLP | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets	4,094
Fair Value, Assets	9
Derivatives not designated as hedging instruments | Receive USD/pay CLP | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		3,519
Fair Value, Liabilities		(12)
Derivatives not designated as hedging instruments | Receive USD/pay COP | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets	2,330	1,351
Fair Value, Assets	2	1
Derivatives not designated as hedging instruments | Receive USD/pay GBP | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets		18,146
Fair Value, Assets		168
Derivatives not designated as hedging instruments | Receive USD/pay GBP | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	7,718
Fair Value, Liabilities	(57)
Derivatives not designated as hedging instruments | Receive USD/pay EUR | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	29,621
Fair Value, Liabilities	(325)
Derivatives not designated as hedging instruments | Receive USD/pay AUD | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	15,135	14,040
Fair Value, Liabilities	(74)	(82)
Derivatives not designated as hedging instruments | Receive USD/pay CAD | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		2,804
Fair Value, Liabilities		(15)
Derivatives not designated as hedging instruments | Receive USD/pay JPY | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		2,495
Fair Value, Liabilities		(2)
Derivatives not designated as hedging instruments | Receive USD/pay ZAR | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets		17,411
Fair Value, Assets		144
Derivatives not designated as hedging instruments | Receive USD/pay ZAR | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	20,405
Fair Value, Liabilities	(296)
Derivatives not designated as hedging instruments | Receive USD/pay RUB | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets		2,173
Fair Value, Assets		9
Derivatives not designated as hedging instruments | Receive USD/pay MXN | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	25,864	8,122
Fair Value, Liabilities	(4)	(15)
Derivatives not designated as hedging instruments | Receive USD/pay BRL | Accounts receivable, net.
Derivative Instruments and Hedging Activities
Notional amount, Assets		2,478
Fair Value, Assets		49
Derivatives not designated as hedging instruments | Receive USD/pay BRL | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	3,138
Fair Value, Liabilities	(3)
Derivatives not designated as hedging instruments | Receive USD/pay NZD | Accrued liabilities
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	2,076	1,978
Fair Value, Liabilities	$ (5)	$ (3)