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Note 3 - Discontinued Operations (Tables)
12 Months Ended
Dec. 31, 2013
Discontinued Operations and Disposal Groups [Abstract]  
Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

Sale proceeds

  $ 5,200  

Less:

       

Trade accounts receivable, net

    554  

Inventories, net

    721  

Prepaid and other current assets

    109  

Property and equipment, net

    73  

Transaction costs

    395  

Plus:

       

Accounts payable

    269  

Accrued liabilities

    298  

Gain on sale of discontinued operations

  $ 3,915