Statements of Changes in Net Assets (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Investment Company [Abstract]
Net Assets – beginning of period	$ 39,246	$ 34,150	$ 44,801	$ 37,478
Creations of 100,000, 250,000, 100,000 and 300,000 shares respectively	970	2,393	970	2,852
Redemptions of 100,000, 0, 500,000 and 0 shares respectively	(1,011)		(4,337)
Net investment loss	(54)	(46)	(108)	(92)
Net realized gain (loss) from platinum bullion sold to pay expenses	(5)	(4)	(15)	(4)
Net realized gain (loss) from platinum bullion distributed for redemptions	(4)		(743)
Net change in unrealized appreciation (depreciation) on investment in platinum bullion	9,176	(66)	7,750	(3,447)
Net Assets – end of period	$ 48,318	$ 36,787	$ 48,318	$ 36,787

Change in unrealized gain (loss) on investment in Bullion.

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Realized investment gains losses for redemption of shares.

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Amount of net assets (liabilities).

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Amount of realized and unrealized gain (loss) on investment.

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Gain (loss) related to the sale of trust assets (includes, but is not limited to, gold and silver) to pay trust expenses.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.

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