Discontinued Operations (Notes)	9 Months Ended
Sep. 30, 2015
Spinoff Text Block [Abstract]
Spinoff Text Block [Text Block]	On June 30, 2014, the Company completed the tax-free spinoff of its steel business (the Spinoff) into a separate independent publicly traded company, TimkenSteel Corporation (TimkenSteel). The Company's board of directors declared a distribution of all outstanding common shares of TimkenSteel through a dividend. At the close of business on June 30, 2014, the Company's shareholders received one common share of TimkenSteel for every two common shares of the Company they held as of the close of business on June 23, 2014. In connection with the Spinoff, the Company and TimkenSteel entered into certain transitional relationships, including a commercial supply agreement for TimkenSteel to supply the Company with certain steel products and other relationships described in the section of the Company’s Annual Report on Form 10-K for the year ended December 31, 2014 titled "Risks Relating to the Spinoff of TimkenSteel." The operating results, net of tax, included one-time transaction costs of $10.1 million and $54.7 million in connection with the separation of the two companies for the third quarter and first nine months of 2014, respectively. These costs primarily consisted of consulting and professional fees associated with preparing for and executing the Spinoff, as well as lease cancellation fees.

On June 30, 2014, the Company completed the tax-free spinoff of its steel business (the Spinoff) into a separate independent publicly traded company, TimkenSteel Corporation (TimkenSteel). The Company's board of directors declared a distribution of all outstanding common shares of TimkenSteel through a dividend. At the close of business on June 30, 2014, the Company's shareholders received one common share of TimkenSteel for every two common shares of the Company they held as of the close of business on June 23, 2014.

In connection with the Spinoff, the Company and TimkenSteel entered into certain transitional relationships, including a commercial supply agreement for TimkenSteel to supply the Company with certain steel products and other relationships described in the section of the Company’s Annual Report on Form 10-K for the year ended December 31, 2014 titled "Risks Relating to the Spinoff of TimkenSteel."

The operating results, net of tax, included one-time transaction costs of $10.1 million and $54.7 million in connection with the separation of the two companies for the third quarter and first nine months of 2014, respectively. These costs primarily consisted of consulting and professional fees associated with preparing for and executing the Spinoff, as well as lease cancellation fees.