v3.26.1
Description of Business and Significant Accounting Policies (Details)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 28, 2026
$ / shares
Jul. 20, 2021
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
Jun. 30, 2026
USD ($)
$ / shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
Jun. 30, 2025
USD ($)
May 31, 2026
Dec. 31, 2025
USD ($)
$ / shares
Class of Stock [Line Items]                  
Equity exchange ratio, common stock       1 1 1 1    
Ownership interest held, percent     100.00% 100.00% 32.00% 100.00% 32.00%   31.70%
Finance receivables originated through the bank partnership arrangements     $ 6.6 $ 6.6   $ 6.6     $ 9.0
Development and capitalized software costs       4.2 $ 5.2 9.6 $ 8.3    
Capitalized interest       0.3 0.4 1.0 0.7    
Capitalized software costs, amortization expense       $ 1.4 $ 1.4 $ 1.9 $ 3.0    
Exit costs, net     $ 0.2            
Software, Internally Developed                  
Class of Stock [Line Items]                  
Capitalized technology, useful life               5 years  
Existing Equity Holders                  
Class of Stock [Line Items]                  
Ownership interest retained                 68.30%
OppFi Shares, LLC                  
Class of Stock [Line Items]                  
Early termination payment   $ 40.8              
OppFi-LLC                  
Class of Stock [Line Items]                  
Ownership percentage 94.70%                
Former ownership percentage 5.30%                
Ownership interest held, percent 100.00%                
Class A Common Stock                  
Class of Stock [Line Items]                  
Common stock, par or stated value per share (in dollars per share) | $ / shares $ 0.0001   $ 0.0001 $ 0.0001   $ 0.0001     $ 0.0001
Equity exchange ratio, common stock 1                
Class V Voting Stock                  
Class of Stock [Line Items]                  
Common stock, par or stated value per share (in dollars per share) | $ / shares $ 0.0001   $ 0.0001 $ 0.0001   $ 0.0001     $ 0.0001