Asset Acquisitions - Narrative (Details)	Jul. 31, 2020 EUR (€)	Jul. 31, 2020 USD ($)	Jan. 31, 2019 EUR (€) shares	Jan. 31, 2019 USD ($) shares	Aug. 01, 2020 EUR (€)	Aug. 01, 2020 USD ($)	Jul. 31, 2020 USD ($)
Orion Trading S.r.l
Schedule of Asset Acquisitions, by Acquisition [Line Items]
Maximum payments to acquire assets upon achievement of milestones	€ 700,000	$ 800,000
Cash payment	€ 300,000						$ 300,000
Orion Trading S.r.l | Maximum
Schedule of Asset Acquisitions, by Acquisition [Line Items]
Cash payment, equal to true-up value of inventory					€ 100,000	$ 100,000
Austria Asset Purchase Agreement
Schedule of Asset Acquisitions, by Acquisition [Line Items]
Maximum payments to acquire assets upon achievement of milestones			€ 293,000	$ 335,000
Asset Acquisition, Consideration Transferred, Equity Interests Issued And Issuable, Number Of Shares			12,404	12,404