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Note 9 Income Tax Detail (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Sep. 29, 2012
Oct. 01, 2011
Oct. 02, 2010
Operating Loss Carryforwards [Abstract]      
Operating Loss Carryforwards, Limitations on Use $6.8 million of federal net operating losses subject to an annual limitation and may utilize approximately $1.7 million of these net operating losses each year.    
Operating Loss Carryforwards, Expiration Dates various dates through 2029    
Undistributed Earnings of Foreign Subsidiaries $ 446.1    
Release of Valuation Allowance released $158.7 million of the valuation allowance attributable to certain US deferred tax assets    
Federal
     
Operating Loss Carryforwards [Abstract]      
Operating Loss Carryforwards 1,252.0    
Foreign [Member]
     
Operating Loss Carryforwards [Abstract]      
Operating Loss Carryforwards 501.4    
Income Tax Holiday [Abstract]      
Income Tax Holiday, Aggregate Dollar Amount 3.1 3.6 3.8
Income Tax Holiday, Income Tax Benefits Per Share $ 0.04 $ 0.04 $ 0.05
Income Tax Holiday, Termination Date through 2019    
State [Member]
     
Operating Loss Carryforwards [Abstract]      
Operating Loss Carryforwards $ 999.2    
Singapore [Member]
     
Income Tax Holiday [Abstract]      
Income Tax Holiday, Termination Date 2012