XML 36 R5.htm IDEA: XBRL DOCUMENT v3.19.3
Statements of Changes in Shareholders' Equity and Redeemable Capital Shares (unaudited) - USD ($)
Total
Retained Earnings [Member]
Redeemable Capital Shares [Member]
Balance at Dec. 31, 2017     $ 271,881,278
Balance, Shares at Dec. 31, 2017     2,350,000
Purchases of Shares     $ 453,816,851
Purchases of Shares, Shares     3,950,000
Redemption of Shares     $ (487,918,939)
Redemption of Shares, Shares     (4,250,000)
Net Increase (Decrease) due to Share Transactions     $ (34,102,088)
Net Increase (Decrease) due to Share Transactions, Shares     (300,000)
Net Comprehensive Income (Loss) $ (1,849,757) $ (1,849,757)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 1,849,757 1,849,757 $ (1,849,757)
Adjustment of Redeemable Capital Shares to Redemption Value     (7,907,686)
Balance at Sep. 30, 2018     $ 228,021,747
Balance, Shares at Sep. 30, 2018     2,050,000
Balance at Jun. 30, 2018     $ 268,890,925
Balance, Shares at Jun. 30, 2018     2,400,000
Purchases of Shares     $ 34,591,809
Purchases of Shares, Shares     350,000
Redemption of Shares     $ (74,747,290)
Redemption of Shares, Shares     (700,000)
Net Increase (Decrease) due to Share Transactions     $ (40,155,481)
Net Increase (Decrease) due to Share Transactions, Shares     (350,000)
Net Comprehensive Income (Loss) (500,491) (500,491)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 500,491 500,491 $ (500,491)
Adjustment of Redeemable Capital Shares to Redemption Value     (213,206)
Balance at Sep. 30, 2018     $ 228,021,747
Balance, Shares at Sep. 30, 2018     2,050,000
Balance at Dec. 31, 2018 $ 316,828,837   $ 316,828,837
Balance, Shares at Dec. 31, 2018 2,900,000   2,900,000
Purchases of Shares     $ 197,447,849
Purchases of Shares, Shares     1,850,000
Redemption of Shares     $ (248,252,458)
Redemption of Shares, Shares     (2,300,000)
Net Increase (Decrease) due to Share Transactions     $ (50,804,609)
Net Increase (Decrease) due to Share Transactions, Shares     (450,000)
Net Comprehensive Income (Loss) $ (1,435,121) (1,435,121)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 1,435,121 1,435,121 $ (1,435,121)
Adjustment of Redeemable Capital Shares to Redemption Value     (10,864,366)
Balance at Sep. 30, 2019 $ 253,724,741   $ 253,724,741
Balance, Shares at Sep. 30, 2019 2,450,000   2,450,000
Balance at Jun. 30, 2019     $ 222,216,366
Balance, Shares at Jun. 30, 2019     2,050,000
Purchases of Shares     $ 84,609,381
Purchases of Shares, Shares     800,000
Redemption of Shares     $ (42,457,504)
Redemption of Shares, Shares     (400,000)
Net Increase (Decrease) due to Share Transactions     $ 42,151,877
Net Increase (Decrease) due to Share Transactions, Shares     400,000
Net Comprehensive Income (Loss) $ (475,453) (475,453)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 475,453 $ 475,453 $ (475,453)
Adjustment of Redeemable Capital Shares to Redemption Value     (10,168,049)
Balance at Sep. 30, 2019 $ 253,724,741   $ 253,724,741
Balance, Shares at Sep. 30, 2019 2,450,000   2,450,000