SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	$ 205.9	$ 395.6	$ 391.0
Charged to Costs and Expenses	(6.9)	(12.4)	(28.1)
Charged to Other Accounts	(9.7)	(198.0)	10.1
Deductions	14.9	20.7	22.6
Balance at End of Period	204.2	205.9	395.6
Trade accounts receivable
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	13.9	12.9	11.2
Charged to Costs and Expenses	8.5	0.3	6.3
Charged to Other Accounts	0.0	0.0	0.0
Deductions	(3.3)	0.7	(4.6)
Balance at End of Period	19.1	13.9	12.9
Deferred income tax asset valuation allowance
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	192.0	382.7	379.8
Charged to Costs and Expenses	(15.4)	(12.7)	(34.4)
Charged to Other Accounts	(9.7)	(198.0)	10.1
Deductions	18.2	20.0	27.2
Balance at End of Period	$ 185.1	$ 192.0	$ 382.7