Common Stock and Per Share Information (Tables)

12 Months Ended

May 31, 2014

Earnings Per Share [Abstract]

Schedule of Calculation of Numerator and Denominator in Earnings Per Share

The following table reconciles the numerators and denominators used in the calculations of basic and diluted EPS for each of the last three fiscal years:

(In millions, except shares)	2014			2013		2012
Numerator:
Numerator for both basic and diluted EPS, net earnings (loss)	$	(22.1	)	$	68.2	$	75.2
Denominator:
Denominator for basic EPS, weighted-average common shares outstanding	58,955,487			58,425,522		58,171,472
Potentially dilutive shares resulting from stock plans	—			418,992		285,404
Denominator for diluted EPS	58,955,487			58,844,514		58,456,876