| Schedule of Hierarchy of Level 1, Level 2 and Level 3 Assets | 
   
   | 
   | 
   | 
   | 
Fair Value Measurement Using  | 
 
   | 
   | 
 Unadjusted  
Quoted  
Market  
Prices 
 | 
   | 
 Quoted  
Prices for Identical  
or Similar  
Assets in  
Active  
Markets 
 | 
   | 
 Significant  
Unobservable 
Inputs 
 | 
   | 
 Significant  
Unobservable 
Inputs 
 | 
   | 
 Significant  
Unobservable  
Inputs 
 | 
 
   | 
   | 
(Level 1)  | 
   | 
(Level 2)  | 
   | 
(Level 3)  | 
   | 
(Level 3)  | 
   | 
(Level 3)  | 
 
   | 
   | 
 Investment  
in  
Securities 
 | 
   | 
   | 
   | 
 Contractual  
interest  
Legal 
Recovery 
 | 
   | 
 Investment  
in Common  
Stock  
Warrants 
 | 
   | 
 Other  
Equity  
Investments 
 | 
 
Balance at December 31, 2019  | 
   | 
-  | 
   | 
-  | 
   | 
346,195  | 
   | 
5,669  | 
   | 
204,028  | 
 
Total gains or losses  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
| 
 Included in earnings  
(or changes in net assets) 
 | 
   | 
(10,292)  | 
   | 
-  | 
   | 
-  | 
   | 
(4,669)  | 
   | 
-  | 
 
| 
 Purchases, issuances, sales,  
and settlements 
 | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Purchases  | 
   | 
83,536  | 
   | 
-  | 
   | 
50,717  | 
   | 
-  | 
   | 
-  | 
 
Issuances  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
Sales  | 
   | 
(38,418)  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
Settlements  | 
   | 
-  | 
   | 
-  | 
   | 
(15,383)  | 
   | 
-  | 
   | 
-  | 
 
Balance at December 31, 2020  | 
$  | 
34,826  | 
$  | 
-  | 
$  | 
381,529  | 
$  | 
1,000  | 
$  | 
204,028  | 
 
Total gains or losses  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
| 
 Included in earnings  
(or changes in net assets) 
 | 
   | 
4,850  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
| 
 Purchases, issuances, sales,  
and settlements 
 | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Purchases  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
Issuances  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
Sales  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
Settlements  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
   | 
-  | 
 
Balance at March 31, 2021  | 
$  | 
39,676  | 
$  | 
-  | 
$  | 
381,529  | 
$  | 
1,000  | 
$  | 
204,028  | 
 
 
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