Statements of Assets and Liabilities (Parenthetical) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2017	Dec. 31, 2016
Investment in Bullion at cost	$ 330,992	$ 276,167
Common stock, shares authorized	Unlimited	Unlimited
Common stock, par value	$ 0	$ 0
Common stock, shares issued	5,350,000	4,500,000
Common stock, shares outstanding	5,350,000	4,500,000
Net asset values per Share	$ 63.62	$ 58.11
Gold [Member]
Investment in Bullion at cost	$ 187,896	$ 156,455
Silver [Member]
Investment in Bullion at cost	99,020	82,947
Platinum [Member]
Investment in Bullion at cost	22,493	19,292
Palladium [Member]
Investment in Bullion at cost	$ 21,583	$ 17,473

Face amount per share of no-par value common stock.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Cost of the investment.

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Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure.

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