Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Inventories
Raw materials and supplies	$ 201.0	$ 196.2
Work-in-process	66.3	65.2
Finished goods	125.1	116.0
Total inventories	392.4	377.4
Other current assets
Cost in excess of billings	45.5	41.0
Prepaid expenses	55.8	48.3
Prepaid income taxes	7.8	5.2
Other current assets	3.8	4.6
Total other current assets	112.9	99.1
Property, plant and equipment, net
Land and land improvements	32.7	33.7
Buildings and leasehold improvements	184.3	188.1
Machinery and equipment	537.9	537.2
Capitalized software	73.1	73.5
Construction in progress	53.4	48.1
Total property, plant and equipment	881.4	880.6
Accumulated depreciation and amortization	600.7	597.4
Total property, plant and equipment, net	280.7	283.2
Other non-current assets
Right-of-use lease assets	81.1	77.2
Deferred income taxes	28.5	29.6
Deferred compensation plan assets	15.7	21.3
Foreign currency contract assets	32.8	0.1
Other non-current assets	65.0	68.7
Total other non-current assets	223.1	196.9
Other current liabilities
Dividends payable	31.5	32.0
Accrued warranty	36.5	32.1
Accrued rebates and incentives	76.5	83.5
Billings in excess of cost	19.5	22.5
Current lease liability	18.8	19.0
Income taxes payable	4.3	11.1
Accrued restructuring	14.2	16.2
Other current liabilities	145.3	136.5
Total other current liabilities	346.6	352.9
Other non-current liabilities
Long-term lease liability	64.2	61.1
Income taxes payable	45.5	45.4
Self-insurance liabilities	39.7	41.6
Deferred compensation plan liabilities	15.7	21.3
Foreign currency contract liabilities	0.0	11.6
Other non-current liabilities	25.6	25.7
Total other non-current liabilities	$ 190.7	$ 206.7