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REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables) | 6 Months Ended
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Mar. 31, 2023
REVENUE FROM CONTRACTS WITH CUSTOMERS |
Schedule of changes in contract assets and liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Balance at | ​ | Balance at
​ | ​ | ​ | March 31, | ​ | September 30,
​ |  | 2023 | ​ | 2022
Contract assets: Trade receivables | ​ | $ | 65,127 | ​ | $ | 88,867
Contract assets: Unbilled revenue | ​ | ​ | 16,410 | ​ | ​ | 17,474
Contract liabilities: Customer deposits | ​ | ​ | 36,761 | ​ | ​ | 39,222
Contract liabilities: Deferred revenue | ​ | ​ | 18,435 | ​ | ​ | 29,420

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045 + Details
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- References No definition available. + Details
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