Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Inventories
Raw materials and supplies	$ 320.4	$ 315.8
Work-in-process	89.9	88.4
Finished goods	229.4	206.7
Total inventories	639.7	610.9
Other current assets
Cost in excess of billings	61.2	46.7
Prepaid expenses	79.8	51.0
Other current assets	14.4	43.6
Total other current assets	155.4	141.3
Property, plant and equipment, net
Land and land improvements	33.0	31.3
Buildings and leasehold improvements	237.1	217.9
Machinery and equipment	709.6	675.8
Capitalized software	99.1	92.2
Construction in progress	43.6	51.1
Total property, plant and equipment	1,122.4	1,068.3
Accumulated depreciation and amortization	755.3	709.5
Total property, plant and equipment, net	367.1	358.8
Other non-current assets
Right-of-use lease assets	108.1	116.1
Deferred income taxes	130.2	129.6
Deferred compensation plan assets	31.4	29.4
Other non-current assets	60.9	56.1
Total other non-current assets	330.6	331.2
Other current liabilities
Dividends payable	41.0	41.2
Accrued warranty	69.1	67.2
Accrued rebates and incentives	202.2	176.7
Accrued freight	15.3	18.4
Billings in excess of cost	37.9	33.8
Current lease liability	26.1	26.3
Income taxes payable	38.6	28.8
Accrued restructuring	12.9	18.7
Interest payable	11.6	5.5
Other current liabilities	112.8	80.2
Total other current liabilities	567.5	496.8
Other non-current liabilities
Long-term lease liability	86.7	92.8
Income taxes payable	6.2	8.1
Self-insurance liabilities	59.1	55.6
Deferred compensation plan liabilities	31.4	29.4
Foreign currency and interest rate contract liabilities	88.3	16.3
Other non-current liabilities	39.4	41.6
Total other non-current liabilities	$ 311.1	$ 243.8