STOCKHOLDERS’ EQUITY - Reclassification Out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income (expense), net	$ 46.6	$ 25.1	$ (181.6)
Revenue	6,403.5	6,530.6	6,950.2
Selling, general and administrative expense	(644.9)	(724.1)	(795.7)
Income (loss) before income taxes	198.1	(3,498.7)	(2,571.1)
Provision (benefit) for income taxes	111.1	19.4	79.0
Net income (loss)	14.4	(3,237.9)	(2,412.1)
Accumulated foreign currency adjustment attributable to parent | Amount Reclassified out of Accumulated Other Comprehensive Loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income (expense), net	0.0	0.0	12.0
Defined pension and other post-retirement benefits | Amount Reclassified out of Accumulated Other Comprehensive Loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Settlements and curtailments	(3.3)	(2.2)	(0.3)
Amortization of actuarial gain (loss)	(18.2)	(9.0)	(2.5)
Amortization of prior service credit (cost)	(0.5)	(1.2)	(1.0)
Income (loss) before income taxes	(22.0)	(12.4)	(3.8)
Provision (benefit) for income taxes	(4.0)	(3.2)	(0.8)
Net income (loss)	(18.0)	(9.2)	(3.0)
Foreign exchange contracts | Hedging | Amount Reclassified out of Accumulated Other Comprehensive Loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income (loss)	11.8	(13.0)	(18.2)
Cash flow hedging | Foreign exchange contracts | Hedging | Amount Reclassified out of Accumulated Other Comprehensive Loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income (expense), net	32.9	(4.4)	(9.1)
Revenue	(29.7)	(83.7)	(26.6)
Costs of sales	10.7	68.5	12.0
Selling, general and administrative expense	0.2	(0.4)	0.0
Income (loss) before income taxes	14.1	(20.0)	(23.7)
Provision (benefit) for income taxes	$ 2.3	$ (7.0)	$ (5.5)