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DERIVATIVES AND HEDGING (Details)		1 Months Ended	3 Months Ended
		Feb. 29, 2020 USD ($) derivative_instrument	Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($)
Derivative [Line Items]
Number of derivative instruments held | derivative_instrument		2
Gain on foreign currency translation adjustments recognized in AOCI	[1]		$ (46,300,000)	$ (218,700,000)
Unrealized gain on foreign currency adjustments			23,100,000	9,200,000
Euro Cross Currency Swap 1
Derivative [Line Items]
Notional amount		$ 500,000,000.0
Euro Cross Currency Swap 2
Derivative [Line Items]
Notional amount		244,000,000.0
Cross Currency Swap Contract
Derivative [Line Items]
Notional amount		400,000,000.0
Gain on foreign currency translation adjustments recognized in AOCI		$ 11,800,000
Cross Currency Swap Contract | Other assets
Derivative [Line Items]
Derivative asset			0	2,600,000	$ 0
Cross Currency Swap Contract | Other accruals
Derivative [Line Items]
Derivative liability			20,000,000.0	0	31,000,000.0
Cross Currency Swap Contract | Other long-term liabilities
Derivative [Line Items]
Derivative liability			$ 35,200,000	$ 4,700,000	$ 54,800,000
[1] The three months ended March 31, 2021 includes unrealized gains of $23.1 million, net of taxes of $(7.5) million, related to net investment hedges. The three months ended March 31, 2020 includes unrealized gains of $9.2 million, net of taxes of $(2.9) million, related to net investment hedges. See Note 12 for additional information.

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Amount of gain (loss) from the increase (decrease) in fair value of foreign currency derivatives and nonderivative instruments designated as fair value hedging instruments which were recognized in earnings, net of offsets by the gain (loss) on the hedged item to the extent that the fair value hedge was determined to be effective.

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