Supplemental Cash Flow Information - Schedule of Noncash Investing and Financing Activities (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Supplemental Cash Flow Elements [Abstract]
Accrued liabilities for purchases of property, plant and equipment	$ 92.4	$ 61.5	$ 54.2
Remeasurement of operating lease right-of-use assets	(12.8)	2.2	2.0
Right-of-use assets obtained in exchange for new operating lease liabilities	65.6	31.9	45.7
Right-of-use assets obtained in exchange for new finance lease liabilities	$ 202.3	$ 19.4	0.2
Acquisition of assets through asset exchange			$ 2.4