Quarterly report pursuant to Section 13 or 15(d)

Operating leases - Schedule of Supplemental Cash Flow Information Related to Operating Leases (Detail)

v3.19.1
Operating leases - Schedule of Supplemental Cash Flow Information Related to Operating Leases (Detail)
$ in Thousands
3 Months Ended
Apr. 30, 2019
USD ($)
Cash paid for amounts included in the measurement of lease liabilities  
Operating cash flows from operating leases $ 206
Right-of-use assets obtained in exchange for lease obligations  
Operating leases $ 348