Equity (Tables)

3 Months Ended

Mar. 31, 2018

Equity [Abstract]

Equity

The changes in the components of equity for the three months ended March 31, 2018 were as follows:

				The Timken Company Shareholders
	Total			Stated Capital		Other Paid-In Capital			Earnings Invested in the Business			Accumulated Other Comprehensive (Loss)			Treasury Stock			Non- controlling Interest
Balance at December 31, 2017	$	1,474.9		$	53.1	$	903.8		$	1,408.4		$	(38.3	)	$	(884.3	)	$	32.2
Cumulative effect of the new revenue standard (net of income tax benefit of $2.6 million)	7.7								7.7
Cumulative effect of ASU 2018-02	—								0.7			(0.7		)
Net income	80.5								80.2									0.3
Foreign currency translation adjustment	8.4											9.0						(0.6		)
Change in fair value of derivative financial instruments, net of reclassifications	0.8											0.8
Dividends – $0.27 per share	(21.1		)						(21.1		)
Stock-based compensation	10.3					10.3
Stock purchased at fair market value	(22.7		)												(22.7		)
Stock option exercise activity	8.4					(1.4		)							9.8
Restricted share activity	—					(11.2		)							11.2
Shares surrendered for taxes	(4.4		)												(4.4		)
Balance at March 31, 2018	$	1,542.8		$	53.1	$	901.5		$	1,475.9		$	(29.2	)	$	(890.4	)	$	31.9