Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Jun. 30, 2017	Dec. 31, 2016
Inventories
Raw materials and supplies	$ 240.0	$ 223.5
Work-in-process	76.9	67.3
Finished goods	248.5	233.4
Total inventories	565.4	524.2
Other current assets
Cost in excess of billings	113.6	107.7
Prepaid expenses	93.6	68.7
Prepaid income taxes	31.9	67.2
Other current assets	8.0	9.8
Total other current assets	247.1	253.4
Property, plant and equipment, net
Land and land improvements	69.6	66.2
Buildings and leasehold improvements	348.1	335.0
Machinery and equipment	984.2	932.5
Construction in progress	44.3	68.6
Total property, plant and equipment	1,446.2	1,402.3
Accumulated depreciation and amortization	895.3	863.7
Total property, plant and equipment, net	550.9	538.6
Other non-current assets
Deferred income taxes	37.3	39.0
prepaid taxes long term	252.2	0.0
Deferred compensation plan assets	46.3	47.9
Other non-current assets	89.1	95.2
Total other non-current assets	424.9	182.1
Other current liabilities
Dividends payable	62.6	61.8
Accrued warranty	41.0	38.9
Accrued rebates	88.2	78.2
Billings in excess of cost	35.3	22.5
Income taxes payable	0.0	87.3
Accrued restructuring	35.7	25.4
Other current liabilities	233.7	197.4
Total other current liabilities	496.5	511.5
Other non-current liabilities
Income taxes payable	35.2	36.1
Self-insurance liabilities	49.8	49.8
Deferred compensation plan liabilities	46.3	47.9
Other non-current liabilities	72.1	28.2
Total other non-current liabilities	$ 203.4	$ 162.0