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Note 12 - Benefit Plans (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Jan. 02, 2016
Jan. 02, 2016
Oct. 03, 2015
Jan. 02, 2016
Jan. 02, 2016
Dec. 27, 2014
Dec. 28, 2013
Supplemental Executive Retirement Plan (SERP) [Member]              
Defined Contribution Plan, Cost Recognized         $ 100,000 $ 100,000 $ 100,000
United States Pension Plan of US Entity [Member]              
Pension Contributions     $ 9,100,000        
Define Benefit Plan, Pre-tax Settlement Charge     $ 30,200,000        
Defined Benefit Plan Total Cost Credit Of The Plan         1,964,000 (613,000) $ (253,000)
Defined Benefit Plan, Accumulated Benefit Obligation $ 0 $ 0   $ 0 $ 0 $ 105,759,000  
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets         6.80% 6.80% 6.80%
Foreign Pension Plan [Member]              
Defined Benefit Plan Total Cost Credit Of The Plan         $ 434,000 $ 909,000 $ 1,043,000
Defined Benefit Plan, Accumulated Benefit Obligation 46,200,000 46,200,000   46,200,000 $ 46,200,000 $ 48,900,000  
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets         5.10% 4.90% 4.80%
Minimum [Member]              
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay         4.00%    
Maximum [Member]              
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay         5.00%    
Define Benefit Plan, Pre-tax Settlement Charge       $ 29,928,000  
Premium Refund of Annuity Contract $ 300,000 $ (300,000)          
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements         $ 29,900,000    
Defined Benefit Plan Total Cost Credit Of The Plan         32,400,000 $ 300,000 $ 800,000
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year         $ 300,000    
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay         4.00%    
Defined Contribution Plan, Employer Discretionary Contribution Amount         $ 2,800,000 $ 2,100,000 $ 1,700,000
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent         90.00%