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Note 13 - Related Party Transactions (Details Textual) - Client In Which CEO Holds Significant Ownership [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2020
Revenue from Related Parties $ 69 $ 214
Costs and Expenses, Related Party $ 0 $ 1