XML 49 R39.htm IDEA: XBRL DOCUMENT v3.22.2.2
Balance Sheet Details - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Depreciation expense $ 1.2 $ 1.1