Schedule of Investments - Futures Contracts	12 Months Ended
	Dec. 31, 2023 USD ($) Contract	Dec. 31, 2022 USD ($) Contract
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)	$ (683,289)	$ (38,400,145)
Open Futures Contract, Identifier [Axis]: Commodity Futures Contracts
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Value	1,921,785	(37,973,647)
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)	$ 1,921,785	$ (37,973,647)
Open Futures Contract, Identifier [Axis]: Open Commodity Futures Contracts Long Futures Contracts LME Aluminum Expiration Date May-2023
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Number of Contracts | Contract		1,225
Commodity Futures Contracts, Expiration Date		May 30, 2023
Commodity Futures Contracts, Notional Value		$ 73,346,875
Commodity Futures Contracts, Value		(24,812,824)
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)		$ (24,812,824)
Open Futures Contract, Identifier [Axis]: Open Commodity Futures Contracts Long Futures Contracts LME Aluminum Expiration Date May-2024
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Number of Contracts | Contract	678
Commodity Futures Contracts, Expiration Date	May 30, 2024
Commodity Futures Contracts, Notional Value	$ 40,887,638
Commodity Futures Contracts, Value	111,744
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)	$ 111,744
Open Futures Contract, Identifier [Axis]: Open Commodity Futures Contracts Long Futures Contracts LME Copper Expiration Date May-2023
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Number of Contracts | Contract		362
Commodity Futures Contracts, Expiration Date		May 31, 2023
Commodity Futures Contracts, Notional Value		$ 75,773,388
Commodity Futures Contracts, Value		(13,587,321)
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)		$ (13,587,321)
Open Futures Contract, Identifier [Axis]: Open Commodity Futures Contracts Long Futures Contracts LME Copper Expiration Date May-2024
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Number of Contracts | Contract	190
Commodity Futures Contracts, Expiration Date	May 31, 2024
Commodity Futures Contracts, Notional Value	$ 40,809,625
Commodity Futures Contracts, Value	(683,289)
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)	$ (683,289)
Open Futures Contract, Identifier [Axis]: Open Commodity Futures Contracts Long Futures Contracts LME Zinc Expiration Date August-2023
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Number of Contracts | Contract		1,024
Commodity Futures Contracts, Expiration Date		Aug. 31, 2023
Commodity Futures Contracts, Notional Value		$ 75,116,800
Commodity Futures Contracts, Value		426,498
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)		$ 426,498
Open Futures Contract, Identifier [Axis]: Open Commodity Futures Contracts Long Futures Contracts LME Zinc Expiration Date October-2024
Schedule Of Investments [Line Items]
Commodity Futures Contracts, Number of Contracts | Contract	592
Commodity Futures Contracts, Expiration Date	Oct. 31, 2024
Commodity Futures Contracts, Notional Value	$ 39,738,000
Commodity Futures Contracts, Value	2,493,330
Commodity Futures Contracts, Unrealized Appreciation (Depreciation)	$ 2,493,330