CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Aug. 31, 2014	Aug. 31, 2013
Revenues	$ 283.8	$ 276.3
Operating costs and expenses:
Cost of goods sold (exclusive of depreciation and amortization)	150.2	137.9
Selling, general and administrative expenses (exclusive of depreciation and amortization)	173.5	168.4
Depreciation and amortization	13.5	15.9
Total operating costs and expenses	337.2	322.2
Operating income (loss)	(53.4)	(45.9)
Interest expense, net	(0.9)	(1.9)
Earnings (loss) from continuing operations before income taxes	(54.3)	(47.8)
Provision (benefit) for income taxes	(20.3)	(17.7)
Earnings (loss) from continuing operations	(34.0)	(30.1)
Earnings (loss) from discontinued operations, net of tax	(0.1)	0.2
Net income (loss)	$ (34.1)	$ (29.9)
Basic:
Earnings (loss) from continuing operations (in Dollars per share)	$ (1.05)	$ (0.94)
Earnings (loss) from discontinued operations, net of tax (in Dollars per share)	$ 0.00	$ 0.00
Net income (loss) (in Dollars per share)	$ (1.05)	$ (0.94)
Diluted:
Earnings (loss) from continuing operations (in Dollars per share)	$ (1.05)	$ (0.94)
Earnings (loss) from discontinued operations, net of tax (in Dollars per share)	$ 0.00	$ 0.00
Net income (loss) (in Dollars per share)	$ (1.05)	$ (0.94)
Dividends declared per class A and common share (in Dollars per share)	$ 0.15	$ 0.125