CONDENSED SCHEDULE OF INVESTMENTS (Parenthetical) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Fixed Income Securities [Member]
Schedule of Investments
Cost	$ 330,492,087	$ 354,879,792
Asset Backed Securities [Member]
Schedule of Investments
Cost	26,725,105	29,695,821
Bank Deposits [Member]
Schedule of Investments
Cost	7,784,915	6,693,346
Bank Deposits [Member] | France [Member] | Financials [Member]
Schedule of Investments
Cost	2,689,873
Bank Deposits [Member] | United States [Member] | Financials [Member]
Schedule of Investments
Cost	5,095,042	6,693,346
Commercial Paper [Member]
Schedule of Investments
Cost	147,948,696	162,430,422
Commercial Paper [Member] | Canada [Member] | Materials [Member]
Schedule of Investments
Cost	5,072,576
Commercial Paper [Member] | Ireland [Member] | Financials [Member]
Schedule of Investments
Cost		4,562,289
Commercial Paper [Member] | Sweden [Member] | Financials [Member]
Schedule of Investments
Cost		2,817,803
Commercial Paper [Member] | United Kingdom [Member] | Financials [Member]
Schedule of Investments
Cost	7,755,682
Commercial Paper [Member] | United States [Member]
Schedule of Investments
Cost	135,120,438	155,050,330
Corporate Bonds [Member]
Schedule of Investments
Cost	92,954,257	100,765,136
Corporate Bonds [Member] | Australia [Member] | Financials [Member]
Schedule of Investments
Cost	5,869,688	3,579,373
Corporate Bonds [Member] | Canada [Member]
Schedule of Investments
Cost	13,945,133	16,602,020
Corporate Bonds [Member] | Germany [Member]
Schedule of Investments
Cost	3,140,322	3,140,636
Corporate Bonds [Member] | Japan [Member] | Financials [Member]
Schedule of Investments
Cost	3,439,993
Corporate Bonds [Member] | Netherlands [Member] | Financials [Member]
Schedule of Investments
Cost	1,674,156
Corporate Bonds [Member] | Spain [Member] | Financials [Member]
Schedule of Investments
Cost	2,599,992	2,599,997
Corporate Bonds [Member] | Switzerland [Member] | Financials [Member]
Schedule of Investments
Cost	3,179,943	3,579,916
Corporate Bonds [Member] | United Kingdom [Member] | Financials [Member]
Schedule of Investments
Cost		1,893,025
Corporate Bonds [Member] | United States [Member]
Schedule of Investments
Cost	59,105,030	69,370,169
Government and Agency Obligations [Member]
Schedule of Investments
Cost	55,079,114	55,295,067
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills [Member]
Schedule of Investments
Fixed income securities deposited with futures brokers	55,103,441	55,308,662
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills Due 01/11/2024 [Member]
Schedule of Investments
Maturity face value	$ 17,300,000
Due date	Jan. 11, 2024
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills Due 2/08/2024 [Member]
Schedule of Investments
Maturity face value	$ 8,700,000
Due date	Feb. 08, 2024
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills Due 03/07/2024 [Member]
Schedule of Investments
Maturity face value	$ 29,450,000
Due date	Mar. 07, 2024
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills Due 01/19/2023 [Member]
Schedule of Investments
Maturity face value		$ 10,660,000
Due date		Jan. 19, 2023
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills Due 02/09/2023 [Member]
Schedule of Investments
Maturity face value		$ 29,900,000
Due date		Feb. 09, 2023
Government and Agency Obligations [Member] | United States [Member] | U.S. Treasury Bills Due 03/09/2023 [Member]
Schedule of Investments
Maturity face value		$ 15,000,000
Due date		Mar. 09, 2023
Short Term Investments [Member]
Schedule of Investments
Cost	$ 514,524	$ 3,954,316
Money Market Funds [Member] | United States [Member]
Schedule of Investments
Cost	514,524	3,954,316
Centrally Cleared Credit Default Index Swaps - Sell Protection [Member]
Schedule of Investments
Cost	6,719,050	263,252
Variation margin receivable	11,107,528	345,093
Centrally Cleared Interest Rate Swaps - Pay Fixed [Member]
Schedule of Investments
Cost	447,192
Variation margin receivable	$ 124,676
Centrally Cleared Interest Rate Swaps - Receive Fixed [Member]
Schedule of Investments
Cost		389,362
Variation margin receivable		$ 286,060