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CONTRACTS AND AGREEMENTS - Brokerage Commissions (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Long Duration Contracts Assumptions By Product And Guarantee
Commissions accrued	$ 16,355	$ 26,177	$ 102,980
Total commissions as annualized percentage of average total net assets	0.01%	0.01%	0.06%
Rebalancing Investments Transaction
Long Duration Contracts Assumptions By Product And Guarantee
Commissions accrued	$ 12,113	$ 18,162	$ 35,522
Total commissions as annualized percentage of average total net assets	74.06%	69.38%	34.49%
Trades Necessitated By Creation And Redemption Activity
Long Duration Contracts Assumptions By Product And Guarantee
Commissions accrued	$ 4,242	$ 8,015	$ 67,458
Total commissions as annualized percentage of average total net assets	25.94%	30.62%	65.51%

X

- Definition

The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees.

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Percentage of average daily net assets.

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