Valuation and Qualifying Accounts and Reserves (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Allowances for doubtful accounts receivable:
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	$ 10.6	$ 6.8	$ 4.4
Additions / (Reversals) Charged to Costs and Expenses	2.0	4.0	2.8
Deductions	(2.0)	(1.4)	(0.4)
Balance at End of Year	10.6	10.6	6.8
Allowances for doubtful accounts receivable: | Cumulative Effect, Period of Adoption, Adjusted Balance
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year		8.0
Balance at End of Year			8.0
Allowances for doubtful accounts receivable: | Cumulative Effect, Period of Adoption, Adjustment
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	1.2
Balance at End of Year		1.2
Allowance for credit memos, returns and cash discounts:
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	31.9	33.5	32.7
Additions / (Reversals) Charged to Costs and Expenses	296.5	267.9	280.6
Deductions	(293.7)	(269.5)	(279.8)
Balance at End of Year	34.7	31.9	33.5
Valuation allowance on deferred tax assets:
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	29.5	25.9	19.2
Additions / (Reversals) Charged to Costs and Expenses	3.1	3.6	6.7
Deductions	0.0	0.0	0.0
Balance at End of Year	$ 32.6	$ 29.5	$ 25.9