Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net Income	$ 75.0	$ 156.0
Other comprehensive income, net of tax:
Foreign currency translation adjustments	(16.1)	23.4
Pension and postretirement liability adjustment	29.6	12.3
Change infair value on marketable securities	0	(0.5)
Change in fair value of derivative financial instruments	0.8	1.0
Other comprehensive (loss) income	14.3	36.2
Comprehensive Income	89.3	192.2
Less: comprehensive income (loss) attributable to noncontrolling interest	(0.1)	0.2
Comprehensive income attributable to The Timken Company	$ 89.4	$ 192.0

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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