Schedule of Investments (Unaudited) - Futures Contracts		3 Months Ended	12 Months Ended
		Mar. 31, 2023 USD ($) Contract	Dec. 31, 2022 USD ($) Contract
Schedule Of Investments [Line Items]
Currency Futures Contracts, Value		$ 79,074,997	$ 98,885,228
Short [Member] | Futures [Member] | ICE U.S. Dollar Index [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract		742	947
Currency Futures Contracts, Expiration Date		Jun. 30, 2023	Mar. 31, 2022
Currency Futures Contracts, Notional Value		$ (75,822,012)	$ (97,795,743)
Currency Futures Contracts, Value	[1]	1,944,040	456,208
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ 1,944,040	$ 456,208

[1] Unrealized Appreciation (Depreciation) and Value are presented above, net by contract.