v3.26.1
Revenue from Contracts with Customers (Details) - USD ($)
$ in Thousands
3 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Disaggregation of Revenue [Line Items]    
Total oncology revenue $ 15,232 $ 13,995
Pharmacology services    
Disaggregation of Revenue [Line Items]    
Total oncology revenue 14,156 13,230
TOS data license revenue    
Disaggregation of Revenue [Line Items]    
Total oncology revenue 893 311
Other TOS revenue    
Disaggregation of Revenue [Line Items]    
Total oncology revenue $ 183 $ 454