Operating Leases - Additional Information (Detail) $ in Millions |
3 Months Ended |
|---|---|
|
Apr. 30, 2020
USD ($)
| |
| Leases [Abstract] | |
| Rent payments | $ 0.4 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Cash payments to lessor's for use of assets under operating leases. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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