v3.25.4
11. STOCKHOLDERS' EQUITY (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Sep. 30, 2025
Class of Stock [Line Items]      
Common stock, shares authorized 600,000,000   600,000,000
Common Stock, Par or Stated Value Per Share $ 0.001   $ 0.001
Preferred stock, shares authorized 10,000,000   10,000,000
Preferred stock, par value $ 0.001   $ 0.001
Shares of CleanSpark common stock issued 298,114,889   296,087,533
Common stock, shares outstanding 255,749,498   284,327,598
Preferred stock, shares outstanding 1,750,000    
Preferred stock, shares issued 1,750,000    
Stock Repurchased During Period, Shares 30,605,456 11,759,935  
Stock Repurchased During Period, Value $ 463,270 $ 145,000  
Sales tax accrual 3,270    
Issuance Costs 71 0  
Proceeds from Issuance of Private Placement 0 186,807  
Fair value of CleanSpark common share issued as a portion of purchase price 298   $ 296
Common Stock, Value, Issued $ 298   $ 296
Series A Preferred Stock [Member]      
Class of Stock [Line Items]      
Preferred stock, shares authorized 2,000,000   2,000,000
Preferred stock, shares outstanding 1,750,000   1,750,000
Preferred stock, shares issued 1,750,000   1,750,000
Policyholder Dividends, Rate on Policy Earnings 2.00%    
Preferred stock dividend $ 0 $ 5,141  
Liquidation preference, per share $ 0.02    
GRIID Acquisition [Member]      
Class of Stock [Line Items]      
Stock Issued During Period, Shares, New Issues   5,031,221  
Common shares issued in relation to exercise of options   17,864  
Cash Received From Issuance   $ 110  
Sealy texas acquisition [Member]      
Class of Stock [Line Items]      
Stock Issued During Period, Shares, New Issues 1,788,834    
Common shares issued in relation to exercise of options 106,425    
Cash Received From Issuance $ 932    
Market offering agreement [Member]      
Class of Stock [Line Items]      
Stock Issued During Period, Shares, New Issues   16,619,361  
Issuance Costs   $ 4,795  
Proceeds from GRIID Agreement   $ 191,603  
Common Stock [Member]      
Class of Stock [Line Items]      
Common stock, shares outstanding     296,087,533
Shares withheld for net settlement of restricted stock units related to tax withholdings, Shares (1,216)