Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.21.2
Summary of Significant Accounting Policies (Details)
Jun. 30, 2021
USD ($)
Marketable Securities [Line Items]  
Marketable investments $ 80,392,494
Fair Value, Inputs, Level 1 [Member]  
Marketable Securities [Line Items]  
Marketable investments 5,964,342
Fair Value, Inputs, Level 2 [Member]  
Marketable Securities [Line Items]  
Marketable investments 74,428,151
Corporate Bond Securities [Member]  
Marketable Securities [Line Items]  
Marketable investments 45,254,451
Corporate Bond Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Marketable Securities [Line Items]  
Marketable investments 0
Corporate Bond Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Marketable Securities [Line Items]  
Marketable investments 45,254,451
US Treasury Securities [Member]  
Marketable Securities [Line Items]  
Marketable investments 5,964,342
US Treasury Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Marketable Securities [Line Items]  
Marketable investments 5,964,342
US Treasury Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Marketable Securities [Line Items]  
Marketable investments 0
U S Agency And Government Sponsored Securities [Member]  
Marketable Securities [Line Items]  
Marketable investments 5,294,277
U S Agency And Government Sponsored Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Marketable Securities [Line Items]  
Marketable investments 0
U S Agency And Government Sponsored Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Marketable Securities [Line Items]  
Marketable investments 5,294,277
US Treasury Notes Securities [Member]  
Marketable Securities [Line Items]  
Marketable investments 11,150,277
US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Marketable Securities [Line Items]  
Marketable investments 0
US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Marketable Securities [Line Items]  
Marketable investments 11,150,277
Asset-backed Securities [Member]  
Marketable Securities [Line Items]  
Marketable investments 12,729,147
Asset-backed Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Marketable Securities [Line Items]  
Marketable investments 0
Asset-backed Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Marketable Securities [Line Items]  
Marketable investments $ 12,729,147