XML 31 R19.htm IDEA: XBRL DOCUMENT v3.19.2
Significant Accounting Policies (Tables)
3 Months Ended
May 31, 2019
Notes to Financial Statements  
Fair values of financial assets of the Company
   Quoted Prices in Active Markets 
   (Level 1) 
   May 31,
2019
   February 28,
2019
 
           
Marketable Securities  $3,779,187   $2,365,706