Annual report pursuant to Section 13 and 15(d)

Advanced Royalty Payments (Details)

v3.21.2
Advanced Royalty Payments (Details) - USD ($)
Aug. 31, 2020
Aug. 31, 2019
TMC Mineral Lease [Member]    
Advanced Royalty Payments (Details) [Line Items]    
Paid advance royalties $ 2,370,336 $ 2,250,336