Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net Income (Loss)	$ 17,953,884	$ (34,280,688)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Cost of securities purchased	(260,947,261)	(498,601,113)
Proceeds from securities sold and matured	198,000,000	502,956,809
Cost of affiliated investments purchased	(605,856,358)	(2,120,361,361)
Proceeds from affiliated investments sold	545,117,184	1,605,246,385
Net accretion of discount on United States Treasury Obligations	(64,850)	(744,477)
Net realized (gain) loss on United States Treasury Obligations and Affiliated Investments		8,381
Net change in unrealized (gain) loss on United States Treasury Obligations and Affiliated Investments	7,049	(98,379)
Change in operating assets and liabilities:
Variation margin- Currency Futures Contracts	1,583,583	(829,573)
Dividends from affiliates	(1,645)	25,682
Management fees	61,729	100,807
Brokerage commissions and fees	(4,859)	1,380
Net cash provided by (used in) operating activities	(104,151,544)	(546,576,147)
Cash flows from financing activities:
Proceeds from purchases of Shares	460,882,194	1,670,462,684
Redemption of Shares	(356,730,650)	(1,134,391,611)
Net cash provided by (used in) financing activities	104,151,544	536,071,073
Net change in cash		(10,505,074)
Cash at beginning of period		10,505,074
Cash at end of period
Supplemental disclosure of cash flow information
Cash paid for interest	$ 1,638	$ 5,304