Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets, Identifiable Intangible Assets (Details)

v3.21.2
Intangible Assets, Identifiable Intangible Assets (Details)
$ in Thousands
6 Months Ended
Jul. 31, 2021
USD ($)
Finite-Lived Intangible Assets, Net [Abstract]  
Original Gross Carrying Amount $ 9,900
Accumulated Impairment 2,587
Accumulated Amortization 7,095
Net Carrying Amount $ 218
Technology [Member]  
Finite-Lived Intangible Assets, Net [Abstract]  
Weighted Average Amortization Period 60 months
Original Gross Carrying Amount $ 6,700
Accumulated Impairment 2,587
Accumulated Amortization 4,048
Net Carrying Amount $ 65
Trade Names and Trademarks [Member]  
Finite-Lived Intangible Assets, Net [Abstract]  
Weighted Average Amortization Period 60 months
Original Gross Carrying Amount $ 3,200
Accumulated Impairment 0
Accumulated Amortization 3,047
Net Carrying Amount $ 153