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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Notional Amount and Fair Value (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Dec. 31, 2020
Foreign currency exchange contracts | Maximum
Derivative Instruments and Hedging Activities
Term of derivative instrument	1 month
Not designated as hedging instruments | Accounts receivable, net | Receive SGD/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Assets		$ 18,713
Fair Value, Assets		41
Not designated as hedging instruments | Accounts receivable, net | Receive RSD/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Assets		10,127
Fair Value, Assets		28
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay GBP
Derivative Instruments and Hedging Activities
Notional amount, Assets	$ 40,272
Fair Value, Assets	245
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay EUR
Derivative Instruments and Hedging Activities
Notional amount, Assets	36,902
Fair Value, Assets	135
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay RUB
Derivative Instruments and Hedging Activities
Notional amount, Assets	9,941
Fair Value, Assets	81
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay AUD
Derivative Instruments and Hedging Activities
Notional amount, Assets	1,441
Fair Value, Assets	16
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay CNY
Derivative Instruments and Hedging Activities
Notional amount, Assets	12,363
Fair Value, Assets	1
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay COP
Derivative Instruments and Hedging Activities
Notional amount, Assets	8,272
Fair Value, Assets	94
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay ZAR
Derivative Instruments and Hedging Activities
Notional amount, Assets	1,258
Fair Value, Assets	3
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay DKK
Derivative Instruments and Hedging Activities
Notional amount, Assets	1,560
Fair Value, Assets	13
Not designated as hedging instruments | Accounts receivable, net | Receive USD/pay NZD
Derivative Instruments and Hedging Activities
Notional amount, Assets	2,185
Fair Value, Assets	21
Not designated as hedging instruments | Accrued liabilities | Receive EUR/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		1,298,899
Fair Value, Liabilities		(1,768)
Not designated as hedging instruments | Accrued liabilities | Receive SGD/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	14,945
Fair Value, Liabilities	(3)
Not designated as hedging instruments | Accrued liabilities | Receive RSD/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	13,471
Fair Value, Liabilities	(133)
Not designated as hedging instruments | Accrued liabilities | Receive NOK/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	9,782	4,411
Fair Value, Liabilities	(154)	(18)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay GBP
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		35,256
Fair Value, Liabilities		(416)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay RUB
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		7,780
Fair Value, Liabilities		(40)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay AUD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		8,508
Fair Value, Liabilities		(130)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay CNY
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		12,344
Fair Value, Liabilities		(50)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay COP
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		5,436
Fair Value, Liabilities		(93)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay ZAR
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		2,403
Fair Value, Liabilities		(106)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay DKK
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		3,151
Fair Value, Liabilities		(3)
Not designated as hedging instruments | Accrued liabilities | Receive USD/pay NZD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities		2,290
Fair Value, Liabilities		(13)
Not designated as hedging instruments | Accrued liabilities | Receive SEK/pay USD
Derivative Instruments and Hedging Activities
Notional amount, Liabilities	3,790	2,275
Fair Value, Liabilities	$ (28)	$ (10)

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- Definition

Nominal or face amount used to calculate payments on the derivative asset.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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