XML 37 R23.htm IDEA: XBRL DOCUMENT v3.4.0.3
Note 3 - Investment Securities (Tables)
12 Months Ended
Feb. 27, 2016
Notes Tables  
Marketable Securities [Table Text Block]
(in millions)   February 27,
2016
  February 28,
2015
Available-for-sale securities:                
Long term   $ 19.8     $ 47.9  
                 
Trading securities:                
Long term     51.5       49.2  
                 
Held-to-maturity securities:                
Short term     86.2       110.0  
Total investment securities   $ 157.5     $ 207.1