Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Apr. 30, 2024 |
|
| Lessee, Lease, Description [Line Items] | |||
| Standby letters of credit, outstanding | $ 4,500 | ||
| Undiscounted operating lease payments | 62,052 | ||
| Undiscounted operating lease payments, noncancelable | 21,300 | ||
| Undiscounted operating lease payments, option for renewal | 40,800 | ||
| Operating lease, rent expense | $ 10,400 | $ 10,100 | $ 9,000 |
| Minimum | |||
| Lessee, Lease, Description [Line Items] | |||
| Dealership leases (in years) | 3 years | ||
| Minimum | Dealership Leases | |||
| Lessee, Lease, Description [Line Items] | |||
| Dealership leases (in years) | 3 years | ||
| Maximum | |||
| Lessee, Lease, Description [Line Items] | |||
| Dealership leases (in years) | 10 years | ||
| Maximum | Dealership Leases | |||
| Lessee, Lease, Description [Line Items] | |||
| Dealership leases (in years) | 5 years | ||