Earnings Per Share (EPS) (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share (EPS) [Abstract]

Schedule of basic and diluted earnings per share

Earnings Per Share (EPS)

	Year Ended December 31,
	2014		2013			2012
	(in millions, except per share data)
Basic EPS
Amounts attributable to MTI
Income from continuing operations	$	90.3	$	86.1		$	76.6
Income (loss) from discontinued operations		2.1		(5.8	)		(2.5	)
Net income	$	92.4	$	80.3		$	74.1
Weighted average shares outstanding		34.5		34.7			35.3
Earnings (Loss) per share attributable to MTI
Continuing operations	$	2.62	$	2.48		$	2.17
Discontinued operations		0.06		(0.17	)		(0.07	)
Net income	$	2.68	$	2.31		$	2.10
Diluted EPS
Amounts attributable to MTI
Income from continuing operations	$	90.3	$	86.1		$	76.6
Income (loss) from discontinued operations		2.1		(5.8	)		(2.5	)
Net income	$	92.4	$	80.3		$	74.1
Weighted average shares outstanding		34.5		34.7			35.3
Dilutive effect of stock options and stock units		0.3		0.3			0.2
Weighted average shares outstanding, adjusted		34.8		35.0			35.5
Earnings (Loss) per share attributable to MTI
Continuing operations	$	2.59	$	2.46		$	2.16
Discontinued operations		0.06		(0.16	)		(0.07	)
Net income	$	2.65	$	2.30		$	2.09