Leases - Information Related to Our Right-of-Use Assets and Lease Liabilities (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Oct. 31, 2022 |
Oct. 31, 2021 |
Oct. 31, 2022 |
Oct. 31, 2021 |
Jan. 31, 2022 |
|
| Leases [Abstract] | |||||
| Cash paid for operating lease liabilities | $ 23,190 | $ 21,802 | $ 68,386 | $ 68,375 | |
| Operating lease right-of-use assets obtained in exchange for new operating lease liabilities | $ 6,611 | $ 15,646 | $ 93,091 | $ 54,335 | |
| Weighted average remaining lease term (in years) | 5 years | 5 years | 5 years | ||
| Weighted average discount rate | 2.74% | 2.74% | 2.35% | ||