v3.26.1
Revenue - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Disaggregation of Revenue [Line Items]      
Unbilled receivables for performance-based enrollment fees $ 0.6   $ 0.7
Decrease in unbilled receivables for performance based enrollment fees (0.1)    
Accrued payments for revenue share 8.2   $ 13.3
Revenue recognized that was previously deferred $ 1.7 $ 41.6  
Number Of Reportable Segments Not Disclosed Flag    
One Customer | Accounts receivable and unbilled receivables | Customer concentration risk      
Disaggregation of Revenue [Line Items]      
Revenue percent 96.40%    
Accounts receivable and unbilled receivables $ 0.5    
Two Customers | Accounts receivable and unbilled receivables | Customer concentration risk      
Disaggregation of Revenue [Line Items]      
Revenue percent     100.00%
Accounts receivable and unbilled receivables     $ 0.7