DERIVATIVES AND HEDGING (Details)		3 Months Ended
		Mar. 31, 2020 USD ($) contract	Mar. 31, 2019 USD ($)	May 09, 2019 USD ($)
Derivative [Line Items]
Gain on foreign currency translation adjustments recognized in AOCI	[1]	$ (218,700,000)	$ 7,900,000
Number of derivative instruments held | contract		2
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
Unrealized gain (loss) recognized in AOCI		(1,500,000)
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

[1] The three months ended March 31, 2020 includes unrealized gains of $9.2 million, net of taxes of $(2.9) million, related to the net investment hedges. See Note 12 for additional information.