Goodwill and Other Intangible Assets - Narrative (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($) tradename	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Goodwill, Impaired, Accumulated Impairment Loss [Abstract]
Impairment of intangible assets	$ 0.0	$ 19.9	$ 0.0	$ 19.9
Industrial Technologies and Services
Goodwill, Impaired, Accumulated Impairment Loss [Abstract]
Accumulated impairment on goodwill	$ 220.6		$ 220.6		$ 220.6
Industrial Technologies and Services | Tradenames
Goodwill, Impaired, Accumulated Impairment Loss [Abstract]
Impairment of intangible assets		$ 19.9
Number of tradenames | tradename		2