Balance Sheet Accounts and Supplemental Disclosures, (As Restated for fiscal 2014 and 2013) - Schedule of Property, Plant and Equipment, net (Details) - USD ($) $ in Millions	Nov. 30, 2015	Aug. 31, 2015	May. 31, 2015	Feb. 28, 2015	Nov. 30, 2014	Aug. 31, 2014	May. 31, 2014	Feb. 28, 2014
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 903.6				$ 858.6
Less: accumulated depreciation	(537.8)				(492.1)
Property, plant and equipment, net	365.8	$ 351.8	$ 356.3	$ 357.2	366.5	$ 369.3	$ 369.6	$ 372.4
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	71.3				67.2
Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	287.6				279.9
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	509.8				476.0
Construction-in-Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 34.9				$ 35.5