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	1,313,865,239		$ 1,313,865,239
Purchases of Shares - Shares			48,700,000
Redemption of Shares - Value	(400,567,149)		$ (400,567,149)
Redemption of Shares - Shares			(15,000,000)
Net Increase (Decrease) due to Share Transactions, value	913,298,090		$ 913,298,090
Net Increase (Decrease) due to Share Transactions, shares			33,700,000
Net Income (Loss)
Net Investment Income (Loss)	(1,145,313)	(1)	$ (1,145,312)
Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	61,560,280	61	61,560,219
Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	32,916,554	33	32,916,521
Net Income (Loss)	93,331,521	93	93,331,428
Net Change in Shareholders' Equity, value	1,006,629,611	93	$ 1,006,629,518
Net Change in Shareholders' Equity, shares			33,700,000
Balance - Value at Jun. 30, 2022	1,723,974,781	$ 1,118	$ 1,723,973,663
Balance - Shares at Jun. 30, 2022		40	61,700,000
Balance - Shares at Mar. 31, 2022		40	37,000,000
Balance - Value at Mar. 31, 2022	972,866,874	$ 1,052	$ 972,865,822
Purchases of Shares - Value	909,513,904		$ 909,513,904
Purchases of Shares - Shares			33,000,000
Redemption of Shares - Value	(228,185,775)		$ (228,185,775)
Redemption of Shares - Shares			(8,300,000)
Net Increase (Decrease) due to Share Transactions, value	681,328,129		$ 681,328,129
Net Increase (Decrease) due to Share Transactions, shares			24,700,000
Net Income (Loss)
Net Investment Income (Loss)	194,014	1	$ 194,013
Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	38,767,102	35	38,767,067
Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	30,818,662	30	30,818,632
Net Income (Loss)	69,779,778	66	69,779,712
Net Change in Shareholders' Equity, value	751,107,907	66	$ 751,107,841
Net Change in Shareholders' Equity, shares			24,700,000
Balance - Value at Jun. 30, 2022	1,723,974,781	$ 1,118	$ 1,723,973,663
Balance - Shares at Jun. 30, 2022		40	61,700,000
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	527,857,928		$ 527,857,928
Purchases of Shares - Shares			18,800,000
Redemption of Shares - Value	(1,552,581,589)		$ (1,552,581,589)
Redemption of Shares - Shares			(55,500,000)
Net Increase (Decrease) due to Share Transactions, value	(1,024,723,661)		$ (1,024,723,661)
Net Increase (Decrease) due to Share Transactions, shares			(36,700,000)
Net Income (Loss)
Net Investment Income (Loss)	21,152,408	(20)	$ 21,152,428
Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	(13,340,629)	53	(13,340,682)
Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	9,399,956	(9)	9,399,965
Net Income (Loss)	17,211,735	24	17,211,711
Net Change in Shareholders' Equity, value	(1,007,511,926)	24	$ (1,007,511,950)
Net Change in Shareholders' Equity, shares			(36,700,000)
Balance - Value at Jun. 30, 2023	635,954,805	$ 1,136	$ 635,953,669
Balance - Shares at Jun. 30, 2023		40	22,400,000
Balance - Shares at Mar. 31, 2023		40	40,400,000
Balance - Value at Mar. 31, 2023	1,126,285,645	$ 1,115	$ 1,126,284,530
Purchases of Shares - Value	264,594,822		$ 264,594,822
Purchases of Shares - Shares			9,400,000
Redemption of Shares - Value	(767,841,213)		$ (767,841,213)
Redemption of Shares - Shares			(27,400,000)
Net Increase (Decrease) due to Share Transactions, value	(503,246,391)		$ (503,246,391)
Net Increase (Decrease) due to Share Transactions, shares			(18,000,000)
Net Income (Loss)
Net Investment Income (Loss)	8,635,995	(29)	$ 8,636,024
Net Realized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	(29,244,562)	42	(29,244,604)
Net Change in Unrealized Gain (Loss) on United States Treasury Obligations, Affiliated Investments and Currency Futures Contracts	33,524,118	8	33,524,110
Net Income (Loss)	$ 12,915,551	21	12,915,530
Net Change in Shareholders' Equity, value		21	$ (490,330,861)
Net Change in Shareholders' Equity, shares	(490,330,840)		(18,000,000)
Balance - Value at Jun. 30, 2023	$ 635,954,805	$ 1,136	$ 635,953,669
Balance - Shares at Jun. 30, 2023		40	22,400,000