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Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Sep. 30, 2020
Selected Account Information    
Prepaid insurance $ 2,549 $ 4,884
Prepaid legal 715 735
Prepaid taxes and licenses 398 428
Prepaid rent 373 37
Other 985 404
Total prepaid expenses and other current assets $ 5,020 $ 6,488