Note 5. Accumulated Other Comprehensive Income (Details) - Accumulated Other Comprehensive Loss, Net of Tax (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jul. 01, 2012
Jun. 30, 2013
Jul. 01, 2012
Dec. 30, 2012
Accumulated Other Comprehensive Loss, Net of Tax [Abstract]          
Foreign Currency Translation Adjustment $ (4,222)   $ (4,222)   $ (2,685)
Net Gains and Losses on Cash Flow Hedges 7,058   7,058   1
Unrealized Gains and Losses on Available-for-Sale Securities         1,200
Total 2,836   2,836   (1,484)
Other comprehensive income before reclassification, net of tax (482) 134 (1,537) (46)  
Other comprehensive income before reclassification, net of tax 6,317 217 14,060 217  
Other comprehensive income before reclassification, net of tax     12,523    
Amounts reclassified to earnings (ineffective portion) (2,415) 0 (2,415) [1]    
Amounts reclassified to earnings (effective portion) (2,835)   (4,588) [2]    
Amounts reclassified on sale of Auction Rate Securities     (1,200) [1]    
Net other comprehensive income     (1,537)    
Net other comprehensive income 1,067 217 7,057 217  
Net other comprehensive income     (1,200) (1,059)  
Net other comprehensive income $ 585 $ 351 $ 4,320 $ 171  
[1] Reclassified into Interest and Other Income line item of the Condensed Consolidated Statement of Operations (See Note 11 for further details on the ineffective portion of cash flow hedges).
[2] Reclassified into Net Sales line item of the Condensed Consolidated Statement of Operations (See Note 11 for further details).