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Combined Schedules of Investments | 6 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2018 USD ($) oz | Sep. 30, 2017 USD ($) oz
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items] |  |  |
Total Investments, % of Net Assets | 99.02% | 100.23% |
Assets in excess of liabilities (Liabilities in excess of other assets), % of Net Assets | 0.98% | (0.23%) |
Net Assets, % of Net Assets | 100.00% | 100.00% |
Total Investments, Fair Value | $ 16,666,000 | $ 14,406,000 |
Assets in excess of liabilities | 165,000 | (33,000) |
Net Assets, Fair Value | $ 16,831,000 | $ 14,373,000 |
Total Investments, Ounces of gold | oz | 12,600 | 11,200 |
Total Investments, Cost | $ 15,617,000 | $ 13,592,000 |
Gold Delivery Agreement [Member] |  |  |
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items] |  |  |
Total Investments, % of Net Assets | 0.00% | 0.00% |
Gold Delivery Agreement, Counter-Party | Merrill Lynch International | Merrill Lynch International |
Gold Delivery Agreement, Notional Value | $ 16,666,000 | $ 14,406,000 |
Gold Delivery Agreement, Expiration Date | Jun. 28, 2019 | Jun. 28, 2019 |
Gold Delivery Agreement, Unrealized Appreciation/(Depreciation) | $ 0 | $ 0 |
Investment in Gold [Member] |  |  |
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items] |  |  |
Total Investments, % of Net Assets | 99.02% | 100.23% |
Total Investments, Fair Value | $ 16,666,000 | $ 14,406,000 |
Total Investments, Ounces of gold | oz | 12,600 | 11,200 |
Total Investments, Cost | $ 15,617,000 | $ 13,592,000 | [1]
SPDR Long Dollar Gold Trust [Member] |  |  |
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items] |  |  |
Total Investments, % of Net Assets | 99.02% | 100.23% |
Assets in excess of liabilities (Liabilities in excess of other assets), % of Net Assets | 0.98% | (0.23%) |
Net Assets, % of Net Assets | 100.00% | 100.00% |
Total Investments, Fair Value | $ 16,666,000 | $ 14,406,000 |
Assets in excess of liabilities | 165,000 | (33,000) |
Net Assets, Fair Value | $ 16,831,000 | $ 14,373,000 |
Total Investments, Ounces of gold | oz | 12,600 | 11,200 |
Total Investments, Cost | $ 15,617,000 | $ 13,592,000 |
SPDR Long Dollar Gold Trust [Member] | Gold Delivery Agreement [Member] |  |  |
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items] |  |  |
Total Investments, % of Net Assets | 0.00% | 0.00% |
Gold Delivery Agreement, Counter-Party | Merrill Lynch International | Merrill Lynch International |
Gold Delivery Agreement, Notional Value | $ 16,666,000 | $ 14,406,000 |
Gold Delivery Agreement, Expiration Date | Jun. 28, 2019 | Jun. 28, 2019 |
Gold Delivery Agreement, Unrealized Appreciation/(Depreciation) | $ 0 | $ 0 |
SPDR Long Dollar Gold Trust [Member] | Investment in Gold [Member] |  |  |
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items] |  |  |
Total Investments, % of Net Assets | 99.02% | 100.23% |
Total Investments, Fair Value | $ 16,666,000 | $ 14,406,000 |
Total Investments, Ounces of gold | oz | 12,600 | 11,200 |
Total Investments, Cost | $ 15,617,000 | $ 13,592,000 | [1]
[1] | No comparative has been provided as operations commenced on January 27, 2017. See Note 1.

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