Earnings Per Share (EPS) (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Schedule of basic and diluted earnings per share

The following table sets forth the computation of basic and diluted earnings per share:

		Three Months Ended				Nine Months Ended
Basic EPS(in millions, except per share data)			Sept. 30, 2012		Oct. 2, 2011		Sept. 30, 2012		Oct. 2, 2011
	Net income attributable to MTI	$	18.6	$	15.7	$	56.4	$	47.9
Weighted average shares outstanding			17.6		17.9		17.7		18.1
	Basic earnings  per share attributable to MTI	$	1.06	$	0.88	$	3.19	$	2.64

			Three Months Ended				Nine Months Ended
Diluted EPS(in millions, except per share data)				Sept. 30, 2012		Oct. 2, 2011		Sept. 30, 2012		Oct. 2, 2011
	Net income attributable to MTI		$	18.6	$	15.7	$	56.4	$	47.9
	Weighted average shares outstanding			17.6		17.9		17.7		18.1
	Diluted effect of stock options and stock units			0.1		0.1		0.1		0.1
		Weighted average shares outstanding, adjusted		17.7		18.0		17.8		18.2
	Diluted earnings per share attributable to MTI		$	1.05	$	0.87	$	3.17	$	2.62