Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Statement [Abstract]
Net sales	$ 788.0	$ 731.4	$ 2,314.0	$ 2,285.9
Cost of products sold	562.5	529.4	1,636.8	1,625.4
Gross Profit	225.5	202.0	677.2	660.5
Selling, general and administrative expenses	132.2	139.4	410.8	412.6
Impairment and restructuring charges	99.4	3.7	108.7	11.6
Operating Income	(6.1)	58.9	157.7	236.3
Interest expense	(9.1)	(5.0)	(20.4)	(17.5)
Investment Income, Interest	1.0	0.4	3.1	1.4
Gains (Losses) on Sales of Other Real Estate	0	0	22.6	0
Other income (expense), net	1.8	0.4	(1.9)	(0.5)
Income From Continuing Operations Before Income Taxes	(12.4)	54.7	161.1	219.7
Provision for income taxes	(2.2)	19.9	53.4	78.0
Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest	(10.2)	34.8	107.7	141.7
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	(11.0)	17.7	18.7	68.6
Net Income	(21.2)	52.5	126.4	210.3
Income (Loss) from Continuing Operations Attributable to Parent	(10.9)	34.5	105.6	141.5
Net income attributable to noncontrolling interest	0.7	0.3	2.1	0.2
Net Income attributable to The Timken Company	$ (21.9)	$ 52.2	$ 124.3	$ 210.1
Net Income per Common Share attributable to The Timken Company Common Shareholders
Income (Loss) from Continuing Operations, Per Basic Share	$ (0.12)	$ 0.36	$ 1.16	$ 1.48
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share	$ (0.12)	$ 0.19	$ 0.21	$ 0.72
Basic earnings per share	$ (0.24)	$ 0.55	$ 1.37	$ 2.20
Income (Loss) from Continuing Operations, Per Diluted Share	$ (0.12)	$ 0.36	$ 1.15	$ 1.47
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share	$ (0.12)	$ 0.18	$ 0.20	$ 0.71
Diluted earnings per share	$ (0.24)	$ 0.54	$ 1.35	$ 2.18
Common Stock, Dividends, Per Share, Declared	$ 0.25	$ 0.23	$ 0.75	$ 0.69