Operating leases (Tables) |
3 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Apr. 30, 2019 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Leases [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Components of Lease Expense |
The components of lease expense for the three months ended April 30, 2019 are as follows:
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| Schedule of Supplemental Cash Flow Information Related to Operating Leases |
Supplemental cash flow information related to the Company’s operating leases was as follows:
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| Schedule of Supplemental Balance Sheet Information Related to Operating Leases |
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| Schedule of Future Minimum Lease Payments for Operating Leases | Future minimum lease payments for operating leases, with initial or remaining terms in excess of one year at April 30, 2019, are as follows:
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