v3.26.1
Stockholders’ Equity - Narrative (Details) - USD ($)
 3 Months Ended 12 Months Ended
Nov. 02, 2025
Jul. 30, 2025
Jul. 28, 2025
Apr. 25, 2024
Mar. 04, 2024
Feb. 29, 2024
Oct. 15, 2021
Dec. 31, 2021
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Nov. 03, 2025
Aug. 06, 2025
Jun. 17, 2025
Jun. 16, 2025
Apr. 29, 2024
Class of Stock [Line Items]                                
Preferred stock, authorized (in shares)                 1,000,000              
Preferred stock, par value (in dollars per share)                 $ 0.0001              
Preferred stock, issued (in shares)                 0              
Common stock, authorized (in shares)                         570,000,000 70,000,000 30,000,000  
Common stock, par value (in dollars per share)                           $ 0.0001    
Noncontrolling interest weighted average ownership percentage                 42.60% 55.10% 67.00%          
Exercise price (in dollars per share)                 $ 287.50              
Selling, general and administrative                 $ 12,666,000 $ 24,380,000 $ 30,887,000          
Third-Party Offering                                
Class of Stock [Line Items]                                
Gross proceeds           $ 37,600,000                    
ICE Offering                                
Class of Stock [Line Items]                                
Gross proceeds       $ 7,400,000   2,400,000                    
Expected net proceeds from sale of stock and warrants           $ 9,800,000                    
Underwriting Agreement                                
Class of Stock [Line Items]                                
Gross proceeds   $ 70,400,000                            
Class C Warrant                                
Class of Stock [Line Items]                                
Exercise price (in dollars per share)             $ 126.00                  
Selling, general and administrative               $ 0 $ 0              
Pre-Funded Warrants | Underwriting Agreement                                
Class of Stock [Line Items]                                
Exercise price (in dollars per share)     $ 0.0001                          
Sale of stock (in shares)     746,373                          
Sale of stock, purchase price (in dollars per share)     $ 9.9999                          
Class A Common Stock                                
Class of Stock [Line Items]                                
Common stock, authorized (in shares)                 560,000,000 560,000,000     560,000,000 60,000,000    
Common stock, par value (in dollars per share)                 $ 0.0001 $ 0.0001           $ 0.0001
Common stock, outstanding (in shares)                 25,523,039 6,510,885            
Common stock, issued (in shares)                 25,523,039 6,510,885            
Dividends                 $ 0              
Conversion of stock (in shares) 1,063,576                              
Number of shares entitled to holders of each warrant (in shares)                 1              
Class A Common Stock | Third-Party Offering                                
Class of Stock [Line Items]                                
Sale of stock (in shares)           1,396,701                    
Class A Common Stock | ICE Offering                                
Class of Stock [Line Items]                                
Sale of stock (in shares)         461,361                      
Class A Common Stock | Underwriting Agreement                                
Class of Stock [Line Items]                                
Common stock, par value (in dollars per share)     $ 0.0001                          
Sale of stock (in shares)     6,753,627                          
Sale of stock, purchase price (in dollars per share)     $ 10.00                          
Class A Common Stock | Pre-Funded Warrants | Third-Party Offering                                
Class of Stock [Line Items]                                
Warrants issued, number of units called by warrants (in shares)           448,742                    
Sale of stock (in shares)           196,701                    
Class A Common Stock | Pre-Funded Warrants | Underwriting Agreement                                
Class of Stock [Line Items]                                
Exercise price (in dollars per share)     $ 0.0001                          
Sale of stock (in shares)     746,373                          
Sale of stock, purchase price (in dollars per share)     $ 9.9999                          
Class A Common Stock | Conversion of Paired Interests Into Class A Common Stock                                
Class of Stock [Line Items]                                
Conversion of stock (in shares)                   21,761 139,053          
Class V Common Stock                                
Class of Stock [Line Items]                                
Common stock, authorized (in shares)                 10,000,000 10,000,000            
Common stock, par value (in dollars per share)                 $ 0.0001 $ 0.0001           $ 0.0001
Common stock, outstanding (in shares)                 0 7,178,303            
Common stock, issued (in shares)                 0 7,178,303            
Class V Common Stock | Opco | Conversion Of Opco Class A, Class B, And Class C Voting Units Into Class V Common Stock                                
Class of Stock [Line Items]                                
Conversion of stock (in shares)             7,597,331                  
Class V Common Stock | Opco | Conversion of Opco Incentive Units                                
Class of Stock [Line Items]                                
Conversion of stock (in shares)             698,934                  
Paired Interest Rights | Class C Warrant                                
Class of Stock [Line Items]                                
Warrants issued, number of units called by warrants (in shares)             31,734   25              
Number of shares entitled to holders of each warrant (in shares)                 1              
Voting Class A | Opco | Conversion Of Opco Class A, Class B, And Class C Voting Units Into Class V Common Stock                                
Class of Stock [Line Items]                                
Conversion of stock (in shares)             16,000,000                  
Voting Class B | Opco | Conversion Of Opco Class A, Class B, And Class C Voting Units Into Class V Common Stock                                
Class of Stock [Line Items]                                
Conversion of stock (in shares)             7,698,138                  
Voting Class C | Opco | Conversion Of Opco Class A, Class B, And Class C Voting Units Into Class V Common Stock                                
Class of Stock [Line Items]                                
Conversion of stock (in shares)             10,810,810                  
Bakkt Class A Common Stock                                
Class of Stock [Line Items]                                
Common stock, par value (in dollars per share)                       $ 0.0001        
NewCo Class A Common Stock                                
Class of Stock [Line Items]                                
Common stock, par value (in dollars per share)                       0.0001        
Bakkt Class V Common Stock                                
Class of Stock [Line Items]                                
Common stock, par value (in dollars per share)                       0.0001        
NewCo Class V Common Stock                                
Class of Stock [Line Items]                                
Common stock, par value (in dollars per share)                       $ 0.0001