Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Inventories
Raw materials and supplies	$ 209.6	$ 196.2
Work-in-process	66.0	65.2
Finished goods	120.9	116.0
Total inventories	396.5	377.4
Other current assets
Cost in excess of billings	49.5	41.0
Prepaid expenses	55.0	48.3
Prepaid income taxes	4.5	5.2
Other current assets	3.8	4.6
Total other current assets	112.8	99.1
Property, plant and equipment, net
Land and land improvements	33.9	33.7
Buildings and leasehold improvements	186.6	188.1
Machinery and equipment	553.2	537.2
Capitalized software	74.7	73.5
Construction in progress	50.3	48.1
Total property, plant and equipment	898.7	880.6
Accumulated depreciation and amortization	614.0	597.4
Total property, plant and equipment, net	284.7	283.2
Other non-current assets
Right-of-use lease assets	81.1	77.2
Deferred income taxes	29.2	29.6
Deferred compensation plan assets	18.3	21.3
Foreign currency contract assets	7.0	0.1
Other non-current assets	66.6	68.7
Total other non-current assets	202.2	196.9
Other current liabilities
Dividends payable	31.5	32.0
Accrued warranty	36.6	32.1
Accrued rebates and incentives	110.6	83.5
Billings in excess of cost	21.0	22.5
Current lease liability	20.2	19.0
Income taxes payable	32.0	11.1
Accrued restructuring	12.7	16.2
Other current liabilities	152.1	136.5
Total other current liabilities	416.7	352.9
Other non-current liabilities
Long-term lease liability	64.8	61.1
Income taxes payable	45.5	45.4
Self-insurance liabilities	39.7	41.6
Deferred compensation plan liabilities	18.3	21.3
Foreign currency contract liabilities	0.0	11.6
Other non-current liabilities	27.3	25.7
Total other non-current liabilities	$ 195.6	$ 206.7