Condensed Consolidating Financial Statements (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011
Current Assets:
Cash and cash equivalents	$ 37.8	$ 51.8	$ 48.8	$ 45.0
Accounts and notes receivable, net	489.2	373.4
Inventories, net	430.0	374.8
Deferred income taxes, net	29.5	27.5
Other assets	50.8	61.0
Assets of discontinued operations	0	98.6
Total current assets	1,037.3	987.1
Property, plant and equipment, net	314.8	298.2
Goodwill	218.8	223.8
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	0	0
Deferred income taxes	111.8	102.8
Other assets, net	73.0	80.0
Related Party Transaction, Due from (to) Related Party	0	0
Total assets	1,755.7	1,691.9
Current Liabilities:
Short-term debt	167.9	34.9
Current maturities of long-term debt	0.8	0.7
Accounts payable	324.1	284.7
Accrued expenses	281.4	259.6
Income taxes payable	21.6	4.5
Liabilities of discontinued operations	0	55.2
Total current liabilities	795.8	639.6
Long-term debt	266.2	351.0
Post-retirement benefits, other than pensions	3.8	6.1
Pensions	138.1	134.4
Other liabilities	69.6	62.5
Total liabilities	1,273.5	1,193.6
Commitments and contingencies
Total stockholders' equity	482.2	498.3
Total liabilities and stockholders' equity	1,755.7	1,691.9
Parent [Member]
Current Assets:
Cash and cash equivalents	1.5	1.0	1.0	1.0
Accounts and notes receivable, net	0	0
Inventories, net	0	0
Deferred income taxes, net	2.5	0
Other assets	31.8	2.0
Assets of discontinued operations	0	0
Total current assets	35.8	3.0
Property, plant and equipment, net	0	0
Goodwill	0	0
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	2,358.7	2,179.9
Deferred income taxes	0.2	0
Other assets, net	4.3	3.7
Related Party Transaction, Due from (to) Related Party	(1,503.8)	(1,289.8)
Total assets	895.2	896.8
Current Liabilities:
Short-term debt	0	0
Current maturities of long-term debt	0	0
Accounts payable	11.9	0
Accrued expenses	8.5	2.5
Income taxes payable	0	(27.3)
Liabilities of discontinued operations	0	0
Total current liabilities	20.4	(24.8)
Long-term debt	249.5	335.0
Post-retirement benefits, other than pensions	0	0
Pensions	0	0
Other liabilities	0.4	0.5
Total liabilities	270.3	310.7
Commitments and contingencies
Total stockholders' equity	624.9	586.1
Total liabilities and stockholders' equity	895.2	896.8
Guarantor Subsidiaries [Member]
Current Assets:
Cash and cash equivalents	15.3	13.4	21.6	9.7
Accounts and notes receivable, net	30.7	225.8
Inventories, net	290.3	257.3
Deferred income taxes, net	23.0	22.9
Other assets	55.4	19.7
Assets of discontinued operations	0	25.2
Total current assets	414.7	564.3
Property, plant and equipment, net	234.1	239.7
Goodwill	140.4	131.8
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	305.8	337.0
Deferred income taxes	98.7	87.8
Other assets, net	52.6	53.0
Related Party Transaction, Due from (to) Related Party	1,424.4	1,013.6
Total assets	2,670.7	2,427.2
Current Liabilities:
Short-term debt	0	0
Current maturities of long-term debt	0.6	0.5
Accounts payable	229.1	198.6
Accrued expenses	207.9	196.6
Income taxes payable	76.9	35.0
Liabilities of discontinued operations	0	42.3
Total current liabilities	514.5	473.0
Long-term debt	16.5	15.6
Post-retirement benefits, other than pensions	3.8	6.1
Pensions	119.3	114.7
Other liabilities	66.7	60.1
Total liabilities	720.8	669.5
Commitments and contingencies
Total stockholders' equity	1,949.9	1,757.7
Total liabilities and stockholders' equity	2,670.7	2,427.2
Non-Guarantor Subsidiaries [Member]
Current Assets:
Cash and cash equivalents	21.0	37.4	26.2	34.3
Accounts and notes receivable, net	458.5	344.7
Inventories, net	140.2	121.5
Deferred income taxes, net	5.8	6.3
Other assets	76.6	78.1
Assets of discontinued operations	0.3	78.4
Total current assets	702.4	666.4
Property, plant and equipment, net	80.7	58.5
Goodwill	78.4	92.0
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	(0.5)	(0.2)
Deferred income taxes	18.7	20.8
Other assets, net	17.5	23.3
Related Party Transaction, Due from (to) Related Party	79.4	89.8
Total assets	976.6	950.6
Current Liabilities:
Short-term debt	167.9	34.9
Current maturities of long-term debt	0.2	0.2
Accounts payable	83.1	86.1
Accrued expenses	65.3	60.8
Income taxes payable	56.4	38.5
Liabilities of discontinued operations	0	12.9
Total current liabilities	372.9	233.4
Long-term debt	0.2	0.4
Post-retirement benefits, other than pensions	0	0
Pensions	18.8	19.7
Other liabilities	9.6	9.2
Total liabilities	401.5	262.7
Commitments and contingencies
Total stockholders' equity	575.1	687.9
Total liabilities and stockholders' equity	976.6	950.6
Eliminations [Member]
Current Assets:
Cash and cash equivalents	0	0	0	0
Accounts and notes receivable, net	0	(197.1)
Inventories, net	(0.5)	(4.0)
Deferred income taxes, net	(1.8)	(1.7)
Other assets	(113.0)	(38.8)
Assets of discontinued operations	(0.3)	(5.0)
Total current assets	(115.6)	(246.6)
Property, plant and equipment, net	0	0
Goodwill	0	0
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	(2,664.0)	(2,516.7)
Deferred income taxes	(5.8)	(5.8)
Other assets, net	(1.4)	0
Related Party Transaction, Due from (to) Related Party	0	186.4
Total assets	(2,786.8)	(2,582.7)
Current Liabilities:
Short-term debt	0	0
Current maturities of long-term debt	0	0
Accounts payable	0	0
Accrued expenses	(0.3)	(0.3)
Income taxes payable	(111.7)	(41.7)
Liabilities of discontinued operations	0	0
Total current liabilities	(112.0)	(42.0)
Long-term debt	0	0
Post-retirement benefits, other than pensions	0	0
Pensions	0	0
Other liabilities	(7.1)	(7.3)
Total liabilities	(119.1)	(49.3)
Commitments and contingencies
Total stockholders' equity	(2,667.7)	(2,533.4)
Total liabilities and stockholders' equity	$ (2,786.8)	$ (2,582.7)