Quarterly report pursuant to Section 13 or 15(d)

TRADING AND AVAILABLE FOR SALE SECURITIES AT FAIR VALUE - Schedule of reconciliation of the beginning and ending balance for investments that use Level 3 inputs (Details)

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TRADING AND AVAILABLE FOR SALE SECURITIES AT FAIR VALUE - Schedule of reconciliation of the beginning and ending balance for investments that use Level 3 inputs (Details) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Dec. 31, 2021
Mar. 31, 2021
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Available-for-sale securities, beginning balance $ 1  
Available-for-sale securities, ending balance 1 $ 1
Trading Securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Investments Beginning 19,033 11,259
Reclassification to level 1 (18,408)  
Redemption of securities that use Level 3 inputs (1,030) (2)
Purchase of investments that use Level 3 inputs 2,059 739
Revaluation of investments that use Level 3 inputs 110 7,037
Investments ending 1,764 19,033
Available-for-sale Securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Available-for-sale securities, beginning balance 1 1
Reclassification to level 1 0  
Redemption of securities that use Level 3 inputs 0 0
Purchase of investments that use Level 3 inputs 0 0
Revaluation of investments that use Level 3 inputs 0 0
Available-for-sale securities, ending balance $ 1 $ 1