Condensed Consolidating Financial Statements (Balance Sheet) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 38.9	$ 37.5	$ 38.0	$ 51.8
Accounts and notes receivable, net	422.8	421.4
Inventories, net	418.8	463.3
Other assets	57.7	59.3
Total current assets	938.2	981.5
Property, plant and equipment, net	339.6	358.6	335.5
Goodwill	195.1	209.4	216.8
Investment in subsidiaries	0.0	0.0
Deferred income taxes	145.7	130.0
Other assets, net	61.6	84.8
Intercompany receivables (payables), net	0.0	0.0
Total assets	1,680.2	1,764.3	1,626.7
Current Liabilities:
Short-term debt	204.1	226.6
Current maturities of long-term debt	31.2	24.0
Accounts payable	320.1	324.3
Accrued expenses	242.6	239.0
Income taxes payable	26.0	13.4
Total current liabilities	824.0	827.3
Long-term debt	508.6	675.0
Post-retirement benefits, other than pensions	4.1	4.5
Pensions	120.8	129.9
Other liabilities	121.1	118.6
Total liabilities	$ 1,578.6	$ 1,755.3
Commitments and contingencies
Total stockholders’ equity	$ 101.6	$ 9.0	485.7	498.3
Total liabilities and stockholders' equity	1,680.2	1,764.3
Parent [Member]
Current assets:
Cash and cash equivalents	0.5	1.0	1.1	1.0
Accounts and notes receivable, net	0.0	0.0
Inventories, net	0.0	0.0
Other assets	3.3	3.6
Total current assets	3.8	4.6
Property, plant and equipment, net	0.0	0.0
Goodwill	0.0	0.0
Investment in subsidiaries	879.0	978.1
Deferred income taxes	5.4	3.3
Other assets, net	4.3	5.2
Intercompany receivables (payables), net	(278.6)	(280.4)
Total assets	613.9	710.8
Current Liabilities:
Short-term debt	0.0	0.0
Current maturities of long-term debt	30.0	22.5
Accounts payable	16.1	13.4
Accrued expenses	15.8	9.0
Income taxes payable	(43.0)	(3.7)
Total current liabilities	18.9	41.2
Long-term debt	493.0	659.5
Post-retirement benefits, other than pensions	0.0	0.0
Pensions	0.0	0.0
Other liabilities	0.4	1.1
Total liabilities	$ 512.3	701.8
Commitments and contingencies
Total stockholders’ equity	$ 101.6	9.0
Total liabilities and stockholders' equity	613.9	710.8
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	7.8	11.5	10.5	13.4
Accounts and notes receivable, net	25.9	12.3
Inventories, net	324.3	350.6
Other assets	46.9	45.7
Total current assets	404.9	420.1
Property, plant and equipment, net	261.8	269.0
Goodwill	134.9	140.4
Investment in subsidiaries	337.6	263.5
Deferred income taxes	126.6	118.1
Other assets, net	38.2	61.0
Intercompany receivables (payables), net	253.3	302.4
Total assets	1,557.3	1,574.5
Current Liabilities:
Short-term debt	0.0	0.0
Current maturities of long-term debt	0.8	1.2
Accounts payable	237.9	237.8
Accrued expenses	176.7	175.5
Income taxes payable	106.6	34.7
Total current liabilities	522.0	449.2
Long-term debt	15.1	15.3
Post-retirement benefits, other than pensions	4.1	4.5
Pensions	111.9	117.6
Other liabilities	114.4	118.7
Total liabilities	$ 767.5	705.3
Commitments and contingencies
Total stockholders’ equity	$ 789.8	869.2
Total liabilities and stockholders' equity	1,557.3	1,574.5
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	30.6	25.0	26.4	37.4
Accounts and notes receivable, net	396.9	409.1
Inventories, net	98.9	119.7
Other assets	67.4	67.2
Total current assets	593.8	621.0
Property, plant and equipment, net	77.8	89.6
Goodwill	60.2	69.0
Investment in subsidiaries	(0.6)	(0.6)
Deferred income taxes	28.4	23.2
Other assets, net	20.6	20.1
Intercompany receivables (payables), net	25.3	(22.0)
Total assets	805.5	800.3
Current Liabilities:
Short-term debt	204.1	226.6
Current maturities of long-term debt	0.4	0.3
Accounts payable	66.1	73.1
Accrued expenses	50.1	54.5
Income taxes payable	37.9	47.5
Total current liabilities	358.6	402.0
Long-term debt	0.5	0.2
Post-retirement benefits, other than pensions	0.0	0.0
Pensions	8.9	12.3
Other liabilities	10.5	11.7
Total liabilities	$ 378.5	426.2
Commitments and contingencies
Total stockholders’ equity	$ 427.0	374.1
Total liabilities and stockholders' equity	805.5	800.3
Eliminations [Member]
Current assets:
Cash and cash equivalents	0.0	0.0	$ 0.0	$ 0.0
Accounts and notes receivable, net	0.0	0.0
Inventories, net	(4.4)	(7.0)
Other assets	(59.9)	(57.2)
Total current assets	(64.3)	(64.2)
Property, plant and equipment, net	0.0	0.0
Goodwill	0.0	0.0
Investment in subsidiaries	(1,216.0)	(1,241.0)
Deferred income taxes	(14.7)	(14.6)
Other assets, net	(1.5)	(1.5)
Intercompany receivables (payables), net	0.0	0.0
Total assets	(1,296.5)	(1,321.3)
Current Liabilities:
Short-term debt	0.0	0.0
Current maturities of long-term debt	0.0	0.0
Accounts payable	0.0	0.0
Accrued expenses	0.0	0.0
Income taxes payable	(75.5)	(65.1)
Total current liabilities	(75.5)	(65.1)
Long-term debt	0.0	0.0
Post-retirement benefits, other than pensions	0.0	0.0
Pensions	0.0	0.0
Other liabilities	(4.2)	(12.9)
Total liabilities	$ (79.7)	(78.0)
Commitments and contingencies
Total stockholders’ equity	$ (1,216.8)	(1,243.3)
Total liabilities and stockholders' equity	$ (1,296.5)	$ (1,321.3)