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Fair Value Measurements (Tables) | 12 Months Ended
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Dec. 31, 2018
Fair Value Measurements |
Fair Value Measurements for reconciliation of bullion holdings |
|  |  | December 31, 2018 |  | December 31, 2017 |
|  |  | $ |  | $ |
Balance at beginning of year |  |  | 2,258,396,671 |  | 2,058,147,026 |
Purchases |  |  | 63,145,069 |  | 6,649,463 |
Sales |  |  | (2,498,286) |  | (7,441,588) |
Redemptions for physical bullion |  |  | (250,747,382) |  | (64,723,868) |
Realized losses on sales and redemptions for physical bullion |  |  | (8,822,164) |  | (2,757,701) |
Change in unrealized gains (losses) |  |  | (37,474,945) |  | 268,523,339 |
Balance at end of year |  |  | 2,021,998,963 |  | 2,258,396,671 |

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- Definition Tabular disclosure of detailed information about fair value measurements for the reconciliation of bullion holdings. + References No definition available. + Details
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