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Revenue Recognition (Tables) | 6 Months Ended
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Mar. 31, 2019
Revenue from Contract with Customer [Abstract] |
Schedule of Contract Assets and Contract Liabilities | The following table summarizes the balances of the Company's unbilled receivables (contract assets), which are reported in Other current assets, and its customer advances (contract liabilities), which are reported in Accrued expenses.
| Sept 30, 2018 |  | Mar 31, 2019
Unbilled receivables (contract assets) |  | $ | 321 |  |  |  | 426 |
Customer advances (contract liabilities) |  | (510 | ) |  |  | (532 | )
Net contract liabilities |  | $ | (189 | ) |  |  | (106 | )

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- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130551-203045 + Details
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- References No definition available. + Details
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