Restructuring (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended		3 Months Ended	6 Months Ended	9 Months Ended
	Nov. 27, 2011 Administrative Efficiency Restructuring Plan [Member]	Nov. 27, 2011 Administrative Efficiency Restructuring Plan [Member]	Nov. 27, 2011 2010 Plan [Member]	Nov. 27, 2011 2010 Plan [Member]	May 29, 2011 2010 Plan [Member]	May 30, 2010 2010 Plan [Member]	Nov. 27, 2011 Network Optimization Plan [Member]	Nov. 27, 2011 Network Optimization Plan [Member]	Nov. 27, 2011 Network Optimization Plan [Member]
Restructuring (Textual) [Abstract]
Restructuring and related cost, expected cost		$ 20.0		$ 67.3				$ 74.8
Restructuring and Related Cost, Incurred Cost	2.1	13.4		67.3			13.4	24.2	54.8
Expenses that have resulted or will result in cash outflows		18.7		28.1				23.6
Non-cash expenses		1.3		39.2				51.2
Costs incurred related to restructuring plan					25.7	39.2
Restructuring and related pre tax expenses			$ 0.9	$ 2.4