Revenue From Contracts With Customers - Schedule of Net Sales by Reportable Segment Disaggregated Based on Contract Type (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Disaggregation Of Revenue [Line Items]
Consolidated net sales	$ 8,435.9	$ 8,345.1	$ 4,568.5
Product Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	7,894.6	7,916.0
Other Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	541.3	429.1
Mobility [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	2,895.7	2,363.8
Mobility [Member] | Product Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	2,579.8	2,072.3
Mobility [Member] | Other Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	315.9	291.5
Home [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	2,360.0	2,539.0
Home [Member] | Product Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	2,351.7	2,529.4
Home [Member] | Other Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	8.3	9.6
OWN [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	1,243.7	1,475.0	1,490.5
OWN [Member] | Product Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	1,220.0	1,452.5
OWN [Member] | Other Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	23.7	22.5
VCN [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	1,936.5	1,967.3	$ 1,629.2
VCN [Member] | Product Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	1,743.1	1,861.8
VCN [Member] | Other Contracts [Member]
Disaggregation Of Revenue [Line Items]
Consolidated net sales	$ 193.4	$ 105.5