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CONTRACTS AND AGREEMENTS - Brokerage Commission (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Commissions accrued to brokers	$ 147,620	$ 369,980	$ 583,750	$ 1,538,224
Percentage of commissions accrued	0.26%	0.51%	0.26%	0.51%
Rebalancing Investments Transaction [Member]
Commissions accrued to brokers			$ 528,817	$ 1,370,685
Percentage of commissions accrued	90.59%	89.11%	90.59%	89.11%
Creation And Redemption Activity [Member]
Commissions accrued to brokers			$ 54,933	$ 167,539
Percentage of commissions accrued	9.41%	10.89%	9.41%	10.89%

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- Definition

Percentage of Average Daily Net Assets

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- 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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No definition available.

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