v3.26.1

Note 2 - Significant Accounting Policies - Summary of Investments at Fair Value (Details) - USD ($) $ in Thousands | Mar. 31, 2026 | Sep. 30, 2025
--- | --- | ---
Fair Value, Inputs, Level 1 [Member] |  |
Investment in Gold | $ 154,998,265 | $ 124,430,281
Fair Value, Inputs, Level 2 [Member] |  |
Investment in Gold | 0 | 0
Fair Value, Inputs, Level 3 [Member] |  |
Investment in Gold | 0 | 0
Investment in Gold [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Investment in Gold | 154,998,265 | 124,430,281
Investment in Gold [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Investment in Gold | 0 | 0
Investment in Gold [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Investment in Gold | $ 0 | $ 0

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- Definition Fair value of investment held in physical commodities, for example, but not limited to, gold, silver, platinum, crude oil, coal, sugar, rice, wheat. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-13 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E + Details
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- Details
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