Segments - Property and Equipment, Net, By Major Geographic Area (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Apr. 30, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Total property and equipment, net	$ 359,556	$ 350,679
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Total property and equipment, net	320,495	311,061
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Total property and equipment, net	$ 39,061	$ 39,618