Note 4. Balance Sheet Components (Details) - Balance Sheet Components (USD $)
In Thousands, unless otherwise specified
Dec. 29, 2013
Dec. 30, 2012
Dec. 25, 2011
Dec. 26, 2010
Cash and cash equivalents:        
Cash $ 282,163 $ 258,126    
Cash equivalents:        
Money market funds 3,906 1,181    
Cash and cash equivalents 286,069 262,177 194,850 329,294
Short term investments        
Commercial Paper   14,980    
Time Deposit 14,045      
Short term investments 25,428 51,720    
Account receivable        
Accounts receivable, gross 178,252 107,127    
Allowance for doubtful accounts (414) (263)    
Account receivable, net 177,838 106,864    
Inventories        
Raw materials 11,056 8,647    
Work-in-process 176,601 149,722    
Finished goods 66,497 23,823    
Inventories 254,154 182,192    
Property, plant and equipment, net        
Land 45,168 45,168    
Buildings and leasehold improvements 61,923 59,807    
Equipment 385,679 341,129    
Construction in progress 19,734 11,694    
Accumulated depreciation and amortization (326,999) (281,069)    
Property, plant and equipment, net 185,505 176,728    
Other Long Term Assets        
Long Term License 30,273 10,002    
Others 29,935 29,169    
Other Long Term Assets 60,208 39,171    
Accrued Compensation and Benefits        
Accrued Vacation 11,077 9,404    
MCA business employee obligation 22,406      
Others 24,393 16,676    
Accrued Compensation and Benefits 57,876 26,080    
Accrued Liabilities        
Short Term License Liability 13,003 3,377    
Litigation reserve 20,419      
Others 52,930 26,536    
Accrued Liabilities 86,352 29,913    
Cash and Cash Equivalents [Member]
       
Cash equivalents:        
FDIC insured certificates of deposit   2,870    
Short-term Investments [Member]
       
Cash equivalents:        
FDIC insured certificates of deposit $ 11,383 $ 36,740