Schedule of Maturities of Lease Liabilities (Detail) $ in Millions	Dec. 31, 2019 USD ($)
OPERATING LEASES
2020	$ 14.9
2021	10.3
2022	7.2
2023	3.0
2024	1.1
Thereafter	2.5
Total lease payments	39.0
Less: interest	(1.3)
Total lease liabilities	37.7
FINANCE LEASES
2020	0.8
2021	0.3
2022	0.1
2023	0.1
2024	0.0
Thereafter	0.0
Total lease payments	1.3
Less: interest	(0.1)
Total lease liabilities	$ 1.2