Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Inventories
Raw materials and supplies	$ 328.3	$ 311.7
Work-in-process	95.1	88.8
Finished goods	218.6	232.1
Total inventories	642.0	632.6
Other current assets
Cost in excess of billings	52.5	53.9
Prepaid expenses	78.0	66.2
Other current assets	9.1	14.3
Total other current assets	139.6	134.4
Property, plant and equipment, net
Land and land improvements	33.2	33.2
Buildings and leasehold improvements	241.5	241.2
Machinery and equipment	704.0	702.7
Capitalized software	100.2	98.2
Construction in progress	51.2	45.1
Total property, plant and equipment	1,130.1	1,120.4
Accumulated depreciation and amortization	753.0	743.6
Total property, plant and equipment, net	377.1	376.8
Other non-current assets
Right-of-use lease assets	125.5	115.3
Deferred income taxes	131.3	134.2
Deferred compensation plan assets	31.8	32.3
Other non-current assets	62.5	57.0
Total other non-current assets	351.1	338.8
Other current liabilities
Dividends payable	43.6	44.1
Accrued warranty	71.3	69.8
Accrued rebates and incentives	148.0	180.3
Accrued freight	17.2	14.9
Billings in excess of cost	35.5	37.4
Current lease liability	29.0	28.5
Income taxes payable	30.8	26.8
Accrued restructuring	20.6	14.0
Interest payable	12.7	22.5
Other current liabilities	103.8	99.4
Total other current liabilities	512.5	537.7
Other non-current liabilities
Long-term lease liability	108.3	98.8
Income taxes payable	6.5	8.5
Self-insurance liabilities	52.8	52.8
Deferred compensation plan liabilities	31.8	32.3
Foreign currency and interest rate contract liabilities	51.0	69.0
Other non-current liabilities	23.8	34.0
Total other non-current liabilities	$ 274.2	$ 295.4