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12. STOCKHOLDERS' EQUITY (Details Narrative) - USD ($) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Mar. 31, 2023
Class of Stock [Line Items] |  |  |
Common Stock, Shares Authorized | 300,000,000 | 300,000,000 |
Preferred Stock, Shares Authorized | 10,000,000 | 10,000,000 |
Preferred Stock, Par or Stated Value Per Share | $ 0.001 | $ 0.001 |
Common stock, shares issued | 160,184,921 | 55,661,337 |
Common stock, shares outstanding | 160,184,921 | 55,661,337 | 96,950,555
Preferred stock, shares outstanding | 1,750,000 | 1,750,000 |
Preferred Stock, Shares Issued | 1,750,000 | 1,750,000 |
Common Stock, Par or Stated Value Per Share | $ 0.001 | $ 0.001 |
Proceeds from issuance of private placement | $ 383,776,000 | $ 125,048,000 |
Stock Issued During Period Value Stock Options Exercised |  | 817 |
Common Stock, Value, Issued | 160,000 | $ 56,000 |
Shares of CLSK common stock | $ 4,802,000 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period | 0 | 105,423 |
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period |  | 5 years |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period | 193,630 | 238,418 |
Business acquisition [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock, shares issued | 1,590,175 |  |
Business Combination, Consideration Transferred, Total | $ 4,802,000 |  |
Stock Issued During Period, Shares, Acquisitions |  | 8,404 |
Shares of CLSK common stock |  | $ 150,000 |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period | 83,417 | 232,518 |
At-the-Market offering facility [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock, shares issued |  | 17,740,081 |
Proceeds From Net Offering Costs |  | $ 125,048,000 |
Seller Agreements Related To Mawson Acquisition [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock, shares issued | 1,100,890 |  |
Business Combination, Consideration Transferred, Total | $ 2,840,000 |  |
Maximum [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock, shares outstanding |  |  | 300,000,000
Minimum [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common Stock, Shares Authorized |  |  | 100,000,000
A T M Member |  |  |
Class of Stock [Line Items] |  |  |
Proceeds from issuance of private placement | $ 383,776,000 |  |
Stock Issued During Period, Shares, Issued for Services | 98,829,525 |  |
Director services [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock shares issued, compensation |  | 5,238 |
Common stock shares issued, compensation amount |  | $ 60,000 |
Common Stock [Member] |  |  |
Class of Stock [Line Items] |  |  |
Shares Withheld for Net Settlement of Restricted Stock Units Related to Tax Withholdings, Shares | 1,397,258 | 358,681 |
Stock Issued During Period, Shares, Acquisitions | 1,590,175 |  |
Shares of CLSK common stock | $ 1,000 |  |
Restricted Stock [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock, shares issued | 4,483,669 | 1,002,586 |
Shares Withheld for Net Settlement of Restricted Stock Units Related to Tax Withholdings, Shares | 1,397,258 | 358,681 |
Common Stock Net Settlement Value | $ 5,873,000 | $ 1,638,000 |
Series A Preferred |  |  |
Class of Stock [Line Items] |  |  |
Earnings before interest rate, dividends | 2.00% |  |
Preferred stock dividends paid | $ 0 |  |
Preferred stock dividend, company paid |  | 314,000 |
Preferred stock dividend payable, amount | $ 21,000 | $ 335,000 |
Liquidation preference per share | $ 0.02 |  |
Common stock voting rights | forty-five (45) votes |  |

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