v3.26.1
Property and Equipment - Schedule of Property and Equipment (Details) - USD ($)
$ in Thousands
Apr. 30, 2026
Apr. 30, 2025
Property, Plant, and Equipment [Line Items]    
Total property and equipment $ 16,418 $ 16,063
Less: Accumulated depreciation and amortization (12,892) (11,688)
Property and equipment, net $ 3,526 $ 4,375
Finance lease, right-of-use asset, statement of financial position [Extensible Enumeration] Property and equipment, net Property and equipment, net
Furniture and fixtures    
Property, Plant, and Equipment [Line Items]    
Total property and equipment $ 246 $ 246
Computer equipment and software    
Property, Plant, and Equipment [Line Items]    
Total property and equipment 2,248 2,165
Laboratory equipment    
Property, Plant, and Equipment [Line Items]    
Total property and equipment 11,465 11,323
Capitalized software development costs    
Property, Plant, and Equipment [Line Items]    
Total property and equipment 1,888 1,888
Assets in progress    
Property, Plant, and Equipment [Line Items]    
Total property and equipment 210 124
Leasehold improvements    
Property, Plant, and Equipment [Line Items]    
Total property and equipment $ 361 $ 317