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Note 8 - Accounts Receivable - Summary of Accounts Receivable (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Mar. 31, 2020
Accounts receivable (billed) $ 7,897 $ 11,276
Accounts receivable (unbilled) 4,201 5,711
Less: Allowance for doubtful accounts (15)
Accounts receivable, net $ 12,083 $ 16,987