Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.21.2
Summary of Significant Accounting Policies (Details)
Sep. 30, 2021
USD ($)
Net Investment Income [Line Items]  
Marketable investments $ 125,340,336
Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 27,011,819
Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments 98,328,517
Corporate Bond Securities [Member]  
Net Investment Income [Line Items]  
Marketable investments 50,729,516
Corporate Bond Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 0
Corporate Bond Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments 50,729,516
US Treasury Securities [Member]  
Net Investment Income [Line Items]  
Marketable investments 27,011,819
US Treasury Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 27,011,819
US Treasury Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments 0
U S Agency And Government Sponsored Securities [Member]  
Net Investment Income [Line Items]  
Marketable investments 6,886,041
U S Agency And Government Sponsored Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 0
U S Agency And Government Sponsored Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments 6,886,041
US Treasury Notes Securities [Member]  
Net Investment Income [Line Items]  
Marketable investments 15,488,378
US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 0
US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments 15,488,378
Asset-backed Securities [Member]  
Net Investment Income [Line Items]  
Marketable investments 24,226,129
Asset-backed Securities [Member] | Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 0
Asset-backed Securities [Member] | Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments 24,226,129
Commercial Paper [Member]  
Net Investment Income [Line Items]  
Marketable investments 998,453
Commercial Paper [Member] | Fair Value, Inputs, Level 1 [Member]  
Net Investment Income [Line Items]  
Marketable investments 0
Commercial Paper [Member] | Fair Value, Inputs, Level 2 [Member]  
Net Investment Income [Line Items]  
Marketable investments $ 998,453