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Statements of Cash Flows (Unaudited)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Cash flows from operating activities          
Net Comprehensive Income (Loss) $ (772,928) $ (722,810) $ (2,282,087) $ (1,865,025)  
Adjustments to reconcile net comprehensive income (loss) to net cash provided by (used in) operating activities:          
Accrued Sponsor’s fee     (14,657) 23,173  
Accrued interest expense     17,052 29,711  
Net cash provided by (used in) operating activities     (2,279,692) (1,812,141)  
Cash flows from financing activities          
Proceeds from purchases of redeemable capital Shares     157,363,731 334,139,542  
Redemptions of redeemable capital Shares     (173,927,554) (270,204,291)  
Net cash provided by (used in) financing activities     (16,563,823) 63,935,251  
Effect of exchange rate on cash     (16,981,948) 8,842,014  
Net change in cash     (35,825,463) 70,965,124  
Cash at beginning of period     327,764,221 271,521,028 $ 271,521,028
Cash at end of period $ 291,938,758 $ 342,486,152 291,938,758 342,486,152 $ 327,764,221
Supplemental disclosure of cash flow information          
Cash paid for interest     $ 1,356,464 $ 1,014,473