v3.26.1
Concentration (Details) - Revenue - Customer Concentration Risk
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Military+ Segment | DoD tuition assistance programs    
Concentration Risk [Line Items]    
Concentration risk percentage 45.00% 44.00%
Military+ Segment | VA education benefits    
Concentration Risk [Line Items]    
Concentration risk percentage 24.00% 24.00%
Military+ Segment | Title IV programs    
Concentration Risk [Line Items]    
Concentration risk percentage 17.00% 18.00%
Military+ Segment | Cash and other sources    
Concentration Risk [Line Items]    
Concentration risk percentage 14.00% 14.00%
Health+ | VA education benefits | RU    
Concentration Risk [Line Items]    
Concentration risk percentage 2.00% 1.00%
Health+ | VA education benefits | HCN    
Concentration Risk [Line Items]    
Concentration risk percentage 1.00% 1.00%
Health+ | Title IV programs | RU    
Concentration Risk [Line Items]    
Concentration risk percentage 76.00% 77.00%
Health+ | Title IV programs | HCN    
Concentration Risk [Line Items]    
Concentration risk percentage 84.00% 85.00%
Health+ | Cash and other sources | RU    
Concentration Risk [Line Items]    
Concentration risk percentage 22.00% 22.00%
Health+ | Cash and other sources | HCN    
Concentration Risk [Line Items]    
Concentration risk percentage 15.00% 14.00%