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Note 11 - Income Taxes - Provison (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Note 11 - Income Taxes - Provison Details    
Current federal tax provision $ 4 $ 0
Current state tax provision 15 12
Current foreign tax provision 111 65
Total current tax provision 130 77
Deferred federal tax provision 169 220
Deferred state tax provision 0 0
Deferred foreign tax provision (benefit) 11 (29)
Total deferred tax provision (benefit) 180 191
Total income tax provision $ 310 $ 268