Goodwill and Other Intangible Assets - Gross carrying amount, accumulated amortization and net book value of intangible assets other than goodwill (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Intangible asset balances by major asset class
Intangible assets, gross (excluding goodwill)	$ 166.2	$ 178.4
Finite-lived intangible assets, amortization amount	(38.5)	(38.8)
Intangible assets, book value	127.7	139.6
Indefinite-lived Intangible Assets
Intangible asset balances by major asset class
Intangible assets, gross (excluding goodwill)	105.2	114.7
Intangible assets, book value	105.2	114.7
Indefinite-lived Intangible Assets | Distribution Network
Intangible asset balances by major asset class
Indefinite-lived intangible assets, book value	17.2	18.8
Indefinite-lived Intangible Assets | Trademarks and Tradenames
Intangible asset balances by major asset class
Indefinite-lived intangible assets, book value	88.0	95.9
Finite-Lived Intangible Assets
Intangible asset balances by major asset class
Intangible assets, gross (excluding goodwill)	61.0	63.7
Finite-lived intangible assets, amortization amount	(38.5)	(38.8)
Intangible assets, book value	22.5	24.9
Finite-Lived Intangible Assets | Customer Relationships
Intangible asset balances by major asset class
Finite-lived intangible assets, carrying amount	26.6	27.0
Finite-lived intangible assets, amortization amount	(9.7)	(9.0)
Finite-lived intangible assets, book value	16.9	18.0
Finite-Lived Intangible Assets | Patents
Intangible asset balances by major asset class
Finite-lived intangible assets, carrying amount	27.3	29.7
Finite-lived intangible assets, amortization amount	(26.8)	(29.1)
Finite-lived intangible assets, book value	0.5	0.6
Finite-Lived Intangible Assets | Other Intangibles
Intangible asset balances by major asset class
Finite-lived intangible assets, carrying amount	0.7	0.6
Finite-lived intangible assets, amortization amount	(0.5)	(0.2)
Finite-lived intangible assets, book value	0.2	0.4
Finite-Lived Intangible Assets | Noncompetition Agreements
Intangible asset balances by major asset class
Finite-lived intangible assets, carrying amount	4.2	4.2
Finite-lived intangible assets, amortization amount	(1.0)	(0.4)
Finite-lived intangible assets, book value	3.2	3.8
Finite-Lived Intangible Assets | Trademarks and Tradenames
Intangible asset balances by major asset class
Finite-lived intangible assets, carrying amount	2.2	2.2
Finite-lived intangible assets, amortization amount	(0.5)	(0.1)
Finite-lived intangible assets, book value	$ 1.7	$ 2.1