Schedule of Investments - Futures Contracts		12 Months Ended
		Dec. 31, 2022 USD ($) Contract	Dec. 31, 2021 USD ($) Contract
Schedule Of Investments [Line Items]
Currency Futures Contracts, Value		$ 37,816,972	$ 27,363,056
Futures [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Value	[1]	(652,846)	73,573
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	(652,846)	73,573
Futures [Member] | Long [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Value	[1]	66,968	256,515
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ 66,968	$ 256,515
Futures [Member] | Long [Member] | Canadian Dollar [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract		174
Currency Futures Contracts, Expiration Date		Mar. 31, 2023
Currency Futures Contracts, Notional Value		$ 12,862,080
Currency Futures Contracts, Value	[1]	125,163
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ 125,163
Futures [Member] | Long [Member] | New Zealand Dollar [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract		201	134
Currency Futures Contracts, Expiration Date		Mar. 31, 2023	Mar. 31, 2022
Currency Futures Contracts, Notional Value		$ 12,751,440	$ 9,170,290
Currency Futures Contracts, Value	[1]	(58,195)	84,776
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	(58,195)	$ 84,776
Futures [Member] | Long [Member] | Norwegian Krone [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract			41
Currency Futures Contracts, Expiration Date			Mar. 31, 2022
Currency Futures Contracts, Notional Value			$ 9,297,980
Currency Futures Contracts, Value	[1]		171,739
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]		171,739
Futures [Member] | Short [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Value	[1]	(719,814)	(182,942)
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ (719,814)	$ (182,942)
Futures [Member] | Short [Member] | Euro Member Countries, Euro [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract		95	64
Currency Futures Contracts, Expiration Date		Mar. 31, 2023	Mar. 31, 2022
Currency Futures Contracts, Notional Value		$ (12,770,375)	$ (9,122,000)
Currency Futures Contracts, Value	[1]	(82,978)	(60,944)
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ (82,978)	$ (60,944)
Futures [Member] | Short [Member] | Japanese, Yen [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract		139
Currency Futures Contracts, Expiration Date		Mar. 31, 2023
Currency Futures Contracts, Notional Value		$ (13,390,913)
Currency Futures Contracts, Value	[1]	(575,956)
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ (575,956)
Futures [Member] | Short [Member] | Sweden, Kronor [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract			41
Currency Futures Contracts, Expiration Date			Mar. 31, 2022
Currency Futures Contracts, Notional Value			$ (9,078,220)
Currency Futures Contracts, Value	[1]		(19,116)
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]		$ (19,116)
Futures [Member] | Short [Member] | Switzerland, Francs [Member]
Schedule Of Investments [Line Items]
Currency Futures Contracts, Number of Contracts | Contract		94	67
Currency Futures Contracts, Expiration Date		Mar. 31, 2023	Mar. 31, 2022
Currency Futures Contracts, Notional Value		$ (12,809,850)	$ (9,205,800)
Currency Futures Contracts, Value	[1]	(60,880)	(102,882)
Currency Futures Contracts, Unrealized Appreciation (Depreciation)	[1]	$ (60,880)	$ (102,882)

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