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Variable Interest Entities (Details Textual) - USD ($)
3 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Mar. 31, 2019
Variable Interest Entity [Line Items]      
Gain on settlement of bankruptcy $ 4,509,302 $ 0  
Investments in funds $ 318,020   $ 463,892
Delphax      
Variable Interest Entity [Line Items]      
Percentage of consolidated subsidiaries dividends attributable to parent 67.00%    
Percentage of consolidated subsidiaries dividends attributable to noncontrolling interests 33.00%    
Net income (loss) attributable to noncontrolling interest, percentage 33.00% 33.00%  
Delphax | Delphax Senior Credit Agreement      
Variable Interest Entity [Line Items]      
Short-term debt $ 0    
Investment Funds Purchased from Blue Clay Capital Management, LLC      
Variable Interest Entity [Line Items]      
Investments in funds $ 318,020