Summary of Significant Accounting Policies - Accounts Receivable (Details) - USD ($) $ in Thousands |
Sep. 30, 2019 |
Sep. 30, 2018 |
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| Accounting Policies [Abstract] | ||
| Accounts receivable | $ 746 | $ 2,577 |
| Allowance for doubtful accounts | (33) | (33) |
| Accounts receivable, net | $ 713 | $ 2,544 |
| X | ||||||||||
- References No definition available.
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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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