XML 13 R2.htm IDEA: XBRL DOCUMENT v3.20.2
Document and Entity Information - shares
6 Months Ended
Jul. 31, 2020
Aug. 31, 2020
Document and Entity Information    
Entity Central Index Key 0001409171  
Amendment Flag false  
Entity Small Business false  
Entity Emerging Growth Company false  
Current Fiscal Year End Date --01-31  
Entity Common Stock, Shares Outstanding   22,533,401
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q2