v3.26.1
LEASES - Narrative (Details)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Aug. 12, 2025
USD ($)
a
shares
May 21, 2025
contract
Oct. 09, 2024
USD ($)
renewal_option
component
shares
Sep. 30, 2025
Aug. 31, 2025
a
contract
$ / shares
MW
shares
May 31, 2025
shares
Apr. 30, 2025
USD ($)
renewal_option
Oct. 31, 2022
USD ($)
$ / shares
shares
Jun. 30, 2026
USD ($)
renewal_option
contract
$ / shares
MW
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
renewal_option
contract
$ / shares
MW
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
shares
Jul. 31, 2026
contract
MW
Oct. 31, 2025
shares
Jul. 31, 2022
May 31, 2021
Property, Plant, and Equipment [Line Items]                                  
Operating lease, term of lease                                 8 years
Weighted average discount rate (as percent)             6.20%   6.50%   6.50%         12.60%  
Common stock offering, net of issuance costs (in shares) | shares               7,481,747                  
Common stock offering, net of issuance costs               $ 9,400,000 $ 1,190,823,000   $ 1,199,779,000            
Lease payments                 1,000,000.0 $ 400,000 2,000,000.0 $ 800,000          
Number of lease contracts | contract   4                              
Prepaid rent                   90,000,000.0   90,000,000.0          
Finance lease payments                 $ 6,000 6,000 $ 11,000 11,000          
Discount rate                 6.90%   6.90%            
Lessee, operating lease, number of renewal options | renewal_option             2                    
Operating lease, renewal term             5 years                    
Letters of credit issued             $ 1,400,000                    
Remaining operating lease term                 11 years 6 months   11 years 6 months            
Security deposit                 $ 800,000   $ 800,000            
Operating lease expense                 1,500,000 1,000,000.0 3,000,000.0 1,800,000          
Operating variable lease expense                 0 200,000 200,000 300,000          
Amortization related to finance lease                 800,000 100,000 1,500,000 200,000          
Finance variable lease cost                 100,000   400,000            
Finance lease interest expense                 $ 5,000 $ 5,000 $ 10,000 $ 10,000          
Remaining finance lease term                 33 years 3 months 18 days   33 years 3 months 18 days            
Number of lessor contracts | contract                 2   2            
Lease not yet commenced, term         10 years       10 years   10 years            
Lease not yet commenced, number of renewal options | renewal_option                 2   2            
Lease not yet commenced, renewal option term                     5 years            
Total purchase price per agreement                 $ 90,000,000.0   $ 90,000,000.0            
Base rent commencing percentage                 50.00%   50.00%            
Current portion of deferred rent liability                 $ 49,682,000   $ 49,682,000   $ 58,184,000        
Deferred rent liability, net of current portion                 $ 944,000   $ 944,000   23,285,000        
Aggregate contracted critical IT load | MW                 162   162            
Exercise price of warrants (in dollars per share) | $ / shares               $ 1.93 $ 0.10   $ 0.10            
Direct costs                 $ 57,100,000   $ 57,100,000   57,400,000        
Accrued lessor costs                 25,000,000.0   25,000,000.0   27,600,000        
Subsequent Events                                  
Property, Plant, and Equipment [Line Items]                                  
Number of lessor contracts | contract                           2      
Aggregate contracted critical IT load | MW                           168      
Google Warrants                                  
Property, Plant, and Equipment [Line Items]                                  
Warrants issued to lenders (in shares) | shares         73,580,000                        
Exercise price of warrants (in dollars per share) | $ / shares         $ 0.01                        
Exercisable period         180 days                        
Fair value of the warrants attributable to the pledge agreement                 515,500,000   515,500,000   $ 515,500,000        
Google Warrants, August 13, 2030                                  
Property, Plant, and Equipment [Line Items]                                  
Warrants issued to lenders (in shares) | shares         41,011,803                        
Google Warrants, August 17, 2030                                  
Property, Plant, and Equipment [Line Items]                                  
Warrants issued to lenders (in shares) | shares         32,568,197                        
Google Warrants, October 2025                                  
Property, Plant, and Equipment [Line Items]                                  
Warrants issued to lenders (in shares) | shares                             3,200,000,000    
Related Party                                  
Property, Plant, and Equipment [Line Items]                                  
Common stock offering, net of issuance costs (in shares) | shares                         798,319        
Location, Statement of Income, Balance [Axis]: us-gaap:OperatingCostsAndExpenses | Related Party                                  
Property, Plant, and Equipment [Line Items]                                  
Operating lease expense                 600,000   1,200,000            
Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense                                  
Property, Plant, and Equipment [Line Items]                                  
Operating lease expense                 600,000   1,200,000            
Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Related Party                                  
Property, Plant, and Equipment [Line Items]                                  
Operating lease expense                 $ 300,000   $ 600,000            
New York                                  
Property, Plant, and Equipment [Line Items]                                  
Weighted average discount rate (as percent)   6.90%                              
Remaining operating lease term                 11 years 3 months 18 days   11 years 3 months 18 days            
Maryland                                  
Property, Plant, and Equipment [Line Items]                                  
Weighted average discount rate (as percent)   6.50%                              
Remaining operating lease term                 6 years 1 month 6 days   6 years 1 month 6 days            
Letter of Credit                                  
Property, Plant, and Equipment [Line Items]                                  
Collateral balance                 $ 1,400,000   $ 1,400,000   $ 1,400,000        
Ground Lease Lessor                                  
Property, Plant, and Equipment [Line Items]                                  
Beneficially own (in shares) | shares           15,000,000                      
Ground Lease                                  
Property, Plant, and Equipment [Line Items]                                  
Initial term     35 years                            
Lessee, number of renewal options | renewal_option     9                            
Renewal term     5 years                            
Lessee, operating lease, notice period for renewal option     6 months                            
Common stock offering, net of issuance costs (in shares) | shares     20,000,000.0                            
Common stock offering, net of issuance costs     $ 68,800,000                            
Lease payments     $ 12,000,000.0                            
Number of lease components | component     2                            
Discount rate (as percent)     6.90%                            
Number of lease contracts | contract         3                        
Area of real estate property (in acres) | a         162.7                        
Power and infrastructure equipment capacity (in MW) | MW         750                        
Cayuga Lease                                  
Property, Plant, and Equipment [Line Items]                                  
Common stock offering, net of issuance costs (in shares) | shares 18,600,000                                
Area of real estate property (in acres) | a 183                                
Finance lease initial term 80 years                                
Prepaid rent $ 95,000,000.0                                
Prepaid rent, VWAP period (in days) 15 days                                
Finance lease payments                         3,000,000.0        
Purchase premises $ 100                                
Discount rate 7.50%                                
Office Lease, Less Than Twelve Month Term                                  
Property, Plant, and Equipment [Line Items]                                  
Number of lease contracts | contract   1                              
Office Lease, Over Than Thirteen Month Term                                  
Property, Plant, and Equipment [Line Items]                                  
Number of lease contracts | contract   1                              
Equipment Lease                                  
Property, Plant, and Equipment [Line Items]                                  
Prepaid rent                         $ 6,200,000        
Finance lease, not yet commenced, term       6 months                          
Finance lease, not yet commenced, renewal term, increments       6 months                          
Finance lease, not yet commenced, renewal term       4 years                          
Finance leases prepaid rent                     $ 6,200,000