Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	May 27, 2016	Feb. 26, 2016
Statement of Financial Position [Abstract]
Accounts receivable, allowances	$ 12.0	$ 11.7
Property, plant and equipment, accumulated depreciation	948.2	936.8
Other intangible assets, accumulated amortization	$ 43.1	$ 42.7