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Net Gain on Trading Securities
12 Months Ended
Mar. 31, 2020
Gain (Loss) on Investments [Abstract]  
Net Gain on Trading Securities
   

Year ended

March 31,

2020

   

Year ended

March 31,

2019

 
             
Net gain recognized during the period on trading securities sold during the period   $ 22,770     $ 25,535  
Net unrealized loss recognized during the reporting period on trading securities still held at the reporting date     (7,847 )     (5,373 )
Net gain recognized during the period on trading securities   $ 14,923     $ 20,162