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Note 9 - Settlement of Acquisition Obligations (Details) - Classification in Consolidated Statement of Operations (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2013
Change in estimate of contingent liabilities:    
Change in estimate of contingent liabilities $ 12 $ 12
Settlement of acquisition obligations:    
Settlement of acquisition obligations 892 892
Forgiveness of Net Receivable Due the Company [Member]
   
Change in estimate of contingent liabilities:    
Change in estimate of contingent liabilities   78
Adjustment to Performance Related Contingent Obligation [Member]
   
Change in estimate of contingent liabilities:    
Change in estimate of contingent liabilities   (66)
Special Fee [Member]
   
Settlement of acquisition obligations:    
Settlement of acquisition obligations   500
Convertible Promissory Note TLC Investments LLC [Member]
   
Settlement of acquisition obligations:    
Settlement of acquisition obligations   592
Cash Payment by the Company [Member]
   
Settlement of acquisition obligations:    
Settlement of acquisition obligations   $ (200)