Quarterly report pursuant to Section 13 or 15(d)

Fair Value Hierarchy

v3.21.4
Fair Value Hierarchy
Oct. 31, 2021
USD ($)
Available For Sale Securities Level 1 [Member]  
Money market funds $ 1,599,160
Asset-backed securities
Corporate bonds
Total 1,599,160
Available For Sale Securities Level 2 [Member]  
Money market funds
Asset-backed securities 3,434,956
Corporate bonds 43,088,541
Total 46,523,497
Available For Sale Securities Level 3 [Member]  
Money market funds
Asset-backed securities
Corporate bonds
Total
Available For Sale Securities Total [Member]  
Money market funds 1,599,160
Asset-backed securities 3,434,956
Corporate bonds 43,088,541
Total $ 48,122,657