v2.3.0.11
Financial Instruments (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 26, 2011
Jun. 27, 2010
Jun. 28, 2009
Other than temporary impairment included in net realized gains (losses) $ 0 $ 0.9 $ 0.3
Gains realized from sales of investments 0.7 0.8 2.2
Losses realized from sales of investments (0.3) (0.2) (1.9)
Deferred net losses associated with ineffectiveness     4.0
Other comprehensive income expected to be reclassified $ 0.6    
Number of customers accounted for in percentage of accounts receivable 3 2  
Customer One [Member]
     
Concentration in accounts receivable, percentage 17.00% 24.00%  
Customer Two [Member]
     
Concentration in accounts receivable, percentage 14.00% 22.00%  
Customer Three [Member]
     
Concentration in accounts receivable, percentage 10.00%