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Combined Statements of Financial Condition (Parenthetical) - USD ($) $ in Thousands | Mar. 31, 2018 | Sep. 30, 2017
--- | --- | ---
Investment in Gold, at cost | $ 15,617 | $ 13,592 |
Common Stock, Par or Stated Value Per Share | $ 0 | $ 0 |
SPDR Long Dollar Gold Trust [Member] |  |  |
Investment in Gold, at cost | $ 15,617 | $ 13,592 |
Common Stock, Par or Stated Value Per Share | $ 0 | $ 0 |
Investment in Gold [Member] |  |  |
Investment in Gold, at cost | $ 15,617 | $ 13,592 | [1]
Investment in Gold [Member] | SPDR Long Dollar Gold Trust [Member] |  |  |
Investment in Gold, at cost | $ 15,617 | $ 13,592 | [1]
[1] | No comparative has been provided as operations commenced on January 27, 2017. See Note 1.

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