Schedule II Valuation And Qualifying Accounts Schedule II Valuation And Qualifying Accounts (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 28, 2014		Feb. 22, 2013		Feb. 24, 2012
Allowance for Losses on Accounts Receivable [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation allowances and reserves, balance as of beginning of period	$ 14.5		$ 19.6		$ 23.1
Charged to cost and expense	2.7		2.8		2.0
Charged to other accounts	0.1		0.3		(0.2)
Deductions	(4.6)	[1]	(7.9)	[1]	(4.7)	[1]
Other adjustments	0.3	[2]	(0.3)	[2]	(0.6)	[2]
Valuation allowances and reserves, balance as of end of period	13.0		14.5		19.6
Valuation Allowance for Deferred Income Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation allowances and reserves, balance as of beginning of period	70.4		34.5		34.9
Charged to cost and expense	8.9		40.0		2.5
Charged to other accounts	0		0		0
Deductions	(0.5)		(4.4)		(1.8)
Other adjustments	3.0	[2]	0.3	[2]	(1.1)	[2]
Valuation allowances and reserves, balance as of end of period	$ 81.8		$ 70.4		$ 34.5

[1] Primarily represents excess of accounts written off over recoveries.

[2] Primarily currency translation adjustments.