Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Inventories
Raw materials and supplies	$ 320.1	$ 315.8
Work-in-process	86.3	88.4
Finished goods	207.8	206.7
Total inventories	614.2	610.9
Other current assets
Cost in excess of billings	48.1	46.7
Prepaid expenses	64.7	51.0
Other current assets	28.3	43.6
Total other current assets	141.1	141.3
Property, plant and equipment, net
Land and land improvements	31.8	31.3
Buildings and leasehold improvements	225.0	217.9
Machinery and equipment	693.2	675.8
Capitalized software	99.9	92.2
Construction in progress	41.3	51.1
Total property, plant and equipment	1,091.2	1,068.3
Accumulated depreciation and amortization	729.3	709.5
Total property, plant and equipment, net	361.9	358.8
Other non-current assets
Right-of-use lease assets	113.4	116.1
Deferred income taxes	132.9	129.6
Deferred compensation plan assets	25.7	29.4
Other non-current assets	53.2	56.1
Total other non-current assets	325.2	331.2
Other current liabilities
Dividends payable	41.2	41.2
Accrued warranty	72.3	67.2
Accrued rebates and incentives	161.4	176.7
Accrued freight	26.0	18.4
Billings in excess of cost	44.3	33.8
Current lease liability	26.8	26.3
Income taxes payable	29.8	28.8
Accrued restructuring	17.7	18.7
Interest payable	15.5	5.5
Other current liabilities	87.6	80.2
Total other current liabilities	522.6	496.8
Other non-current liabilities
Long-term lease liability	91.3	92.8
Income taxes payable	7.7	8.1
Self-insurance liabilities	60.0	55.6
Deferred compensation plan liabilities	25.7	29.4
Foreign currency contract liabilities	34.2	16.3
Other non-current liabilities	40.1	41.6
Total other non-current liabilities	$ 259.0	$ 243.8