v3.26.1
Balance Sheet Components (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Nov. 28, 2025
Nov. 04, 2025
May 31, 2026
Nov. 30, 2025
May 31, 2026
May 31, 2025
May 31, 2024
Feb. 26, 2026
Prepaid expenses and other current assets                
Short term equipment deposit     $ 500,290   $ 500,290 $ 0    
Deferred issuance costs     3,397   3,397 5,469    
Short term lease incentive     6,231   6,231 1,290    
Prepaid expenses     24,471   24,471 1,421    
Other current assets     20,671   20,671 1,472    
Total Prepaid expenses and other current assets [1]     613,692   613,692 9,652    
Other assets                
Lease incentive     199,391   199,391 84,416    
Restricted cash     180,415   180,415 7,000    
Deposits on assets and construction     47,719   47,719 69,500    
Deferred construction costs     84   84 45    
Goodwill     54,513   54,513 0    
Deferred lease costs     10,729   10,729 7,342    
Derivative assets     163,283   163,283 0    
Other     49,247   49,247 4,977    
Total Other assets     830,710   830,710 179,353    
Amount contributed         17,000 4,873 $ 391  
Accrued liabilities                
Accrued construction payables     307,812   307,812 0    
Accrued expenses     81,311   81,311 23,354    
Accrued interest     151,215   151,215 2,694    
Other accrued liabilities     8,155   8,155 4,073    
Total Accrued liabilities     548,493   548,493 30,121    
Other current liabilities                
Construction retainer     95,848   95,848 19,338    
Other     1,641   1,641 93    
Total Other current liabilities     97,489   97,489 19,431    
Babcock & Wilcox Enterprises, Inc                
Other assets                
Fair value of common share investment     19,200   19,200      
Amount contributed   $ 2,000   $ 2,000        
Common share investment     10,000          
Corintis                
Other assets                
Investment amount without readily determinable fair value     $ 10,000 $ 15,000 $ 10,000      
Outstanding ownership percentage     4.00% 6.00% 4.00%      
Proceeds from sale of equity method investments     $ 5,000          
Base Electron, Inc.                
Other assets                
Investment amount without readily determinable fair value     2,000   $ 2,000      
Outstanding ownership percentage               10.00%
Warrant | Babcock & Wilcox Enterprises, Inc                
Other assets                
Amount contributed $ 90,800              
Common Stock | Babcock & Wilcox Enterprises, Inc                
Other assets                
Amount contributed $ 19,200              
Related party revenue                
Prepaid expenses and other current assets                
Related party loan receivable     58,632   58,632 0    
Total Prepaid expenses and other current assets     58,600   58,600      
Other assets                
Investments     2,000   2,000 0    
Nonrelated Party                
Other assets                
Investments     $ 123,329   $ 123,329 $ 6,073    
[1] Includes a related party loan receivable of $58.6 million as of May 31, 2026. See Note 7 - Related Party Transactions for further discussion.