v3.26.3
Property, Software and Equipment, net - Narrative (Details) - USD ($)
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2029
Dec. 31, 2028
Dec. 31, 2027
Dec. 31, 2026
Dec. 31, 2025
Property, Plant, and Equipment [Line Items]                          
Amortization and depreciation expense $ 3,700,000     $ 3,000,000.0     $ 12,000,000.0 $ 9,100,000          
Net income (loss) $ (2,293,000) $ (3,132,000) $ (3,955,000) $ (2,916,000) $ (1,672,000) $ (4,241,000) $ (9,380,000) $ (8,829,000)          
Net loss per share attributable to common stockholders - basic (in dollars per share) [1] $ (0.07)     $ (0.09)     $ (0.30) $ (0.29)          
Net loss per share attributable to common stockholders - diluted (in dollars per share) [1] $ (0.07)     $ (0.09)     $ (0.30) $ (0.29)          
Software, In-Development, Internally Developed, and Purchased                          
Property, Plant, and Equipment [Line Items]                          
Amortization expense $ 3,600,000     $ 2,900,000     $ 11,700,000 $ 8,800,000          
Write-offs 0     0     0 0          
Impairment losses 0     $ 0     0 $ 0          
Property, plant and equipment, useful life                         4 years
AI Related Internal Use Software Module                          
Property, Plant, and Equipment [Line Items]                          
Property, plant and equipment, useful life     1 year                   4 years
AI Related Internal Use Software Module | Service Life                          
Property, Plant, and Equipment [Line Items]                          
Amortization expense 700,000           2,100,000            
Net income (loss) $ 700,000           $ 2,100,000            
Net loss per share attributable to common stockholders - basic (in dollars per share) $ 0.02           $ 0.06            
Net loss per share attributable to common stockholders - diluted (in dollars per share) $ 0.02           $ 0.06            
AI Related Internal Use Software Module | Service Life | Forecast                          
Property, Plant, and Equipment [Line Items]                          
Amortization expense                 $ (1,900,000) $ (1,900,000) $ (1,900,000) $ 1,900,000  
[1] Basic and diluted (loss) per share amounts pertain to each class of Common Stock.