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Note 2 - Dispositions & Exit Activities (Details) (USD $)
In Thousands, unless otherwise specified
 1 Months Ended 3 Months Ended 12 Months Ended
Sep. 28, 2012
Dec. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Note 2 - Dispositions & Exit Activities (Details) [Line Items]        
Lease Exit Costs, Continuing Operations   $ 228    
Lease Exit Costs, Discontinued Operations   815    
Percentage Of Subsidiary Stock Sold 100.00%      
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds 2,533      
Proceeds from Divestiture of Businesses 2,133      
Length Of Time Sales Proceeds Held In Escrow 1 year      
Escrow Deposit 250      
Sales Price Reserved For Employee Retention Programs 150      
Post Closing Working Capital Adjustments     125  
Divestiture Non Compete Period 2 years      
Divestiture No Tampering Period 2 years      
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax     $ 12 $ 147
Minimum [Member]
        
Note 2 - Dispositions & Exit Activities (Details) [Line Items]        
Divestiture Representations And Warranties Period 2 years      
Maximum [Member]
        
Note 2 - Dispositions & Exit Activities (Details) [Line Items]        
Divestiture Representations And Warranties Period 3 years