Revenue from Contracts with Customers - Schedule of Deferred Revenue and Customer Advances by Arrangement (Parenthetical) (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Jan. 01, 2021	Dec. 31, 2020	Jan. 01, 2020
Change in Contract with Customer, Liability [Line Items]
Long-term deferred revenue	$ 2.8	$ 5.6	$ 5.6	$ 3.3
Deferred revenue and customer advances	37.5		31.2
Deferred Revenue [Member]
Change in Contract with Customer, Liability [Line Items]
Deferred revenue and customer advances	16.6	18.3	18.3	12.4
Customer Advances [Member]
Change in Contract with Customer, Liability [Line Items]
Deferred revenue and customer advances	$ 20.9	$ 12.8	$ 12.8	$ 9.1