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v3.20.2

Leases (Details 3) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 31, 2020 | Jan. 31, 2020
Leases |  |
Weighted-average remaining lease term (years) operating leases | 4 years 10 days | 3 years 1 month 20 days
Weighted-average discount rate operating leases | 6.86% | 5.87%

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