CONSOLIDATED BALANCE SHEETS LOCATION OF DERIVATIVE FAIR VALUES (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Derivative [Line Items]
Derivative asset, fair value, gross	$ 22.5	$ 45.7
Derivative liability, fair value, gross	1.9	14.0
Interest rate swaps
Derivative [Line Items]
Derivative liability, fair value, gross		10.8
Cross currency basis swaps
Derivative [Line Items]
Derivative asset, fair value, gross	10.3	6.9
Prepaid Expenses and Other Current Assets, Net | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	6.5	26.9
Prepaid Expenses and Other Current Assets, Net | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	2.4	2.0
Prepaid Expenses and Other Current Assets, Net | Foreign exchange forward contracts | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	6.5	26.9
Prepaid Expenses and Other Current Assets, Net | Foreign exchange forward contracts | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	2.4	2.0
Prepaid Expenses and Other Current Assets, Net | Interest rate swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross		0.0
Prepaid Expenses and Other Current Assets, Net | Cross currency basis swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	0.0	0.0
Other Noncurrent Assets, Net | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	13.6	18.2
Other Noncurrent Assets, Net | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	0.0	0.0
Other Noncurrent Assets, Net | Foreign exchange forward contracts | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	3.3	11.3
Other Noncurrent Assets, Net | Foreign exchange forward contracts | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	0.0	0.0
Other Noncurrent Assets, Net | Interest rate swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross		0.0
Other Noncurrent Assets, Net | Cross currency basis swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative asset, fair value, gross	10.3	6.9
Accrued Liabilities | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.2	1.3
Accrued Liabilities | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	1.0	1.5
Accrued Liabilities | Foreign exchange forward contracts | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.2	1.3
Accrued Liabilities | Foreign exchange forward contracts | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	1.0	1.5
Accrued Liabilities | Interest rate swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross		0.0
Accrued Liabilities | Cross currency basis swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.0	0.0
Other Noncurrent Liabilities | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.7	12.6
Other Noncurrent Liabilities | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.0	0.0
Other Noncurrent Liabilities | Foreign exchange forward contracts | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.7	1.8
Other Noncurrent Liabilities | Foreign exchange forward contracts | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	0.0	0.0
Other Noncurrent Liabilities | Interest rate swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross		10.8
Other Noncurrent Liabilities | Cross currency basis swaps | Designated as Hedging Instrument
Derivative [Line Items]
Derivative liability, fair value, gross	$ 0.0	$ 0.0