Quarterly report pursuant to Section 13 or 15(d)

TRADING AND AVAILABLEFORSALE SECURITIES AT FAIR VALUE (Details 3)

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TRADING AND AVAILABLEFORSALE SECURITIES AT FAIR VALUE (Details 3) - USD ($)
9 Months Ended 12 Months Ended
Dec. 31, 2020
Mar. 31, 2020
Available-for-sale Securities [Member]    
Purchase of investments that use Level 3 inputs $ 0 $ 0
Revaluation of investments that use Level 3 inputs 0 0
Available-for-sale securities, Beginning balance 1,000 1,000
Available-for-sale securities, Sale of investments that use Level 3 inputs 0 0
Available-for-sale securities, Foreign currency translation (7,000) 0
Available-for-sale securities, Ending balance 1,000 1,000
Trading Securities    
Investments Beginning 11,259,000 504,000
Sale of investments that use Level 3 inputs (2,000) (497,000)
Purchase of investments that use Level 3 inputs 474,000 10,430,000
Revaluation of investments that use Level 3 inputs 6,952,000 829,000
Investments ending $ 18,683,000 $ 11,259,000