v3.26.1
Concentration (Details) - Revenue - Customer Concentration Risk
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Military+ Segment | DoD tuition assistance programs        
Concentration Risk [Line Items]        
Concentration risk percentage 43.00% 43.00% 44.00% 44.00%
Military+ Segment | VA education benefits        
Concentration Risk [Line Items]        
Concentration risk percentage 25.00% 25.00% 24.00% 25.00%
Military+ Segment | Title IV programs        
Concentration Risk [Line Items]        
Concentration risk percentage 18.00% 18.00% 18.00% 18.00%
Military+ Segment | Cash and other sources        
Concentration Risk [Line Items]        
Concentration risk percentage 14.00% 14.00% 14.00% 13.00%
Health+ | VA education benefits | RU        
Concentration Risk [Line Items]        
Concentration risk percentage 2.00% 2.00% 2.00% 2.00%
Health+ | VA education benefits | HCN        
Concentration Risk [Line Items]        
Concentration risk percentage 1.00% 1.00% 1.00% 1.00%
Health+ | Title IV programs | RU        
Concentration Risk [Line Items]        
Concentration risk percentage 77.00% 78.00% 77.00% 77.00%
Health+ | Title IV programs | HCN        
Concentration Risk [Line Items]        
Concentration risk percentage 84.00% 85.00% 84.00% 85.00%
Health+ | Cash and other sources | RU        
Concentration Risk [Line Items]        
Concentration risk percentage 21.00% 20.00% 21.00% 21.00%
Health+ | Cash and other sources | HCN        
Concentration Risk [Line Items]        
Concentration risk percentage 15.00% 14.00% 15.00% 14.00%