Reportable Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 29, 2014	Aug. 23, 2013	Aug. 29, 2014	Aug. 23, 2013	Feb. 28, 2014
Segment Reporting Information [Line Items]
Revenue	$ 786.7	$ 757.6	$ 1,509.8	$ 1,424.7
Operating income (loss)	52.8	52.0	89.2	72.4
Total assets	1,702.8		1,702.8		1,726.7
Americas [Member]
Segment Reporting Information [Line Items]
Revenue	580.3	558.7	1,086.6	1,037.5
Operating income (loss)	80.1	78.3	133.3	117.0
Total assets	928.5		928.5		901.4
EMEA [Member]
Segment Reporting Information [Line Items]
Revenue	131.1	132.4	278.7	259.1
Operating income (loss)	(21.7)	(15.1)	(29.4)	(25.4)
Total assets	312.1		312.1		288.6
Other category [Member]
Segment Reporting Information [Line Items]
Revenue	75.3	66.5	144.5	128.1
Operating income (loss)	3.4	1.1	3.4	3.0
Total assets	167.9		167.9		159.9
Corporate [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	(9.0)	(12.3)	(18.1)	(22.2)
Total assets	$ 294.3		$ 294.3		$ 376.8