Condensed Consolidated Statements Of Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	3 Months Ended
	May 25, 2012	May 27, 2011
Statement of Income and Comprehensive Income [Abstract]
Net income	$ 13.2	$ 7.5
Other comprehensive income (loss):
Unrealized gain (loss) on investments, net of taxes	0.1	(0.1)
Minimum pension liability, net of taxes	(1.5)	(2.0)
Derivative adjustments	0	(0.1)
Foreign currency translation adjustments	(15.3)	3.6
Total other comprehensive income (loss)	(16.7)	1.4
Comprehensive income (loss)	$ (3.5)	$ 8.9