Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy (USD $)
In Thousands, unless otherwise specified
Mar. 30, 2014
Dec. 29, 2013
Foreign Exchange Forward [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value $ 273 $ 3,493
Foreign Exchange Forward [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value 273 3,493
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value 1,588 3,906
Money Market Funds [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value 1,588 [1] 3,906 [2]
Fair Value, Inputs, Level 1 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value 1,588 3,906
Fair Value, Inputs, Level 2 [Member] | Foreign Exchange Forward [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Foreign Exchange Forward Contracts 3,646 313
Total financial liabilities 3,646 313
Fair Value, Inputs, Level 2 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value 273 3,493
Foreign Exchange Forward Contracts 3,646 313
Total financial liabilities 3,646 313
Fair Value, Inputs, Level 3 [Member] | Foreign Exchange Forward [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Foreign Exchange Forward Contracts 3,646 313
Total financial liabilities 3,646 313
Fair Value, Inputs, Level 3 [Member]
    
Note 9 - Fair Value Measurement (Details) - Financial Assets and Liabilities Categorized Based Upon the Fair Value Hierarchy [Line Items]    
Financial Assets at Fair Value 1,861 7,399
Foreign Exchange Forward Contracts 3,646 313
Total financial liabilities $ 3,646 $ 313
[1] Total cash and cash equivalents, short-term investments of $289.4 million as of March 30, 2014 includes cash of $260.1 million held in operating accounts, $1.6 millionin money market funds, $13.7 million held in certificates of deposit and $14.1 million held in time deposit accounts.
[2] Total cash and cash equivalents, short-term investments of $311.5 million as of December 29, 2013 includes cash of $282.2 million held in operating accounts, $3.9 million in money market funds, $11.4 million held in certificates of deposit and $14.0 million in time deposit accounts.