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15. COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Feb. 24, 2021 | Aug. 31, 2020
Long-term Purchase Commitment [Line Items] |  |  |  |
Long-term Purchase Commitment, Amount | $ 144,040,000.00 |  |  |
Payments to Acquire Assets, Investing Activities | 85,110,000 |  |  |
Purchase Commitment, Remaining Minimum Amount Committed | 58,930,000 |  |  |
Stock Issued During Period, Value, Other | $ 953,125 | $ 1,912,632 |  |
Grid Fabric [Member] |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |
Stock Issued During Period, Shares, Other | 8,404 |  |  |
Grid Fabric [Member] | Contingent Consideration [Member] |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |
Stock Issued During Period, Value, Other | $ 150,000 |  |  |
Grid Fabric L L C [Member] |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |
Asset Acquisition, Contingent Consideration, Liability | 500,000 |  |  | $ 750,000
Solar Watt Solutions [Member] |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |
Asset Acquisition, Contingent Consideration, Liability | 320,802 |  |  |
Fair value of cash consideration |  |  | $ 155,000 |
Solar Watt Solutions [Member] | Cash 1 [Member] |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |
Asset Acquisition, Contingent Consideration, Liability |  |  | $ 2,500,000 |
Infrastructure Assets [Member] |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |
Long-term Purchase Commitment, Amount | 6,512,000 |  |  |
Payments for Purchase of Other Assets | $ 4,576,000 |  |  |

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