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Schedule of Deferred Revenue and Other Liabilities (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2018
--- | --- | --- | ---
Deferred Credits And Other Liabilities [Abstract] |  |  |
Deferred revenue | $ 6,245 | $ 2,775 |
Compensated absences | 1,818 | 1,603 |
Payroll | 1,799 | 1,031 |
Property and sales taxes | 1,364 | 1,972 |
Legal and professional fees | 451 | 356 |
Medical claims | 437 | 496 |
Product warranty | 258 | 229 | $ 688
Income taxes | 54 | 25 |
Other | 894 | 683 |
Deferred revenue and other liabilities | 13,320 | 9,170 |
Deferred revenue and other liabilities | 8,753 | 9,119 |
Non-current deferred revenue and other liabilities | $ 4,567 | $ 51 |

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