Statement of Changes in Shareholders' Equity (Unaudited) - USD ($)	Total	General Shares [Member]	Shares [Member]
Balance - Shares at Dec. 31, 2021		40	28,000,000
Balance - Value at Dec. 31, 2021	$ 717,345,170	$ 1,025	$ 717,344,145
Purchases of Shares - Value	404,351,335		$ 404,351,335
Purchases of Shares - Shares			15,700,000
Redemption of Shares - Value	(172,381,374)		$ (172,381,374)
Redemption of Shares - Shares			(6,700,000)
Net Increase (Decrease) due to Share Transactions, value	231,969,961		$ 231,969,961
Net Increase (Decrease) due to Share Transactions, shares			9,000,000
Net Income (Loss)
Net Investment Income (Loss)	(1,339,327)	(2)	$ (1,339,325)
Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	22,793,178	26	22,793,152
Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	2,097,892	3	2,097,889
Net Income (Loss)	23,551,743	27	23,551,716
Net Change in Shareholders' Equity, value	255,521,704	27	$ 255,521,677
Net Change in Shareholders' Equity, shares			9,000,000
Balance - Value at Mar. 31, 2022	972,866,874	$ 1,052	$ 972,865,822
Balance - Shares at Mar. 31, 2022		40	37,000,000
Balance - Shares at Dec. 31, 2022		40	59,100,000
Balance - Value at Dec. 31, 2022	1,643,466,731	$ 1,112	$ 1,643,465,619
Purchases of Shares - Value	263,263,106		$ 263,263,106
Purchases of Shares - Shares			9,400,000
Redemption of Shares - Value	(784,740,376)		$ (784,740,376)
Redemption of Shares - Shares			(28,100,000)
Net Increase (Decrease) due to Share Transactions, value	(521,477,270)		$ (521,477,270)
Net Increase (Decrease) due to Share Transactions, shares			(18,700,000)
Net Income (Loss)
Net Investment Income (Loss)	12,516,413	9	$ 12,516,404
Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	15,903,933	11	15,903,922
Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	(24,124,162)	(17)	(24,124,145)
Net Income (Loss)	4,296,184	3	4,296,181
Net Change in Shareholders' Equity, value	(517,181,086)	3	$ (517,181,089)
Net Change in Shareholders' Equity, shares			(18,700,000)
Balance - Value at Mar. 31, 2023	$ 1,126,285,645	$ 1,115	$ 1,126,284,530
Balance - Shares at Mar. 31, 2023		40	40,400,000