Leases - Future Minimum Payments (Details) $ in Thousands |
Jul. 31, 2020
USD ($)
|
|---|---|
| Leases [Abstract] | |
| Remainder of fiscal 2020 | $ 18,137 |
| 2021 | 86,552 |
| 2022 | 76,714 |
| 2023 | 61,045 |
| 2024 | 56,901 |
| Thereafter | 311,341 |
| Total future minimum lease payments | 610,690 |
| Less: Imputed interest | 68,614 |
| Total lease liabilities | $ 542,076 |