Statements of Changes in Net Assets (Unaudited) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended
		Jun. 30, 2026		Jun. 30, 2025	Jun. 30, 2026		Jun. 30, 2025
Statement of Stockholders' Equity [Abstract]
Opening balance (in shares)	[1]	30,062,500		20,500,000	36,375,000		21,312,500
Opening balance	[1]	$ 789,608		$ 368,861	$ 1,035,462		$ 354,058
Net investment loss	[1]	(1,162)		(582)	(2,804)		(1,103)
Realized gain (loss) on investment in palladium	[1]	3,719		(11,233)	56,369		(26,063)
Change in unrealized gain (loss) on investment in palladium	[1]	(126,964)		73,133	(255,756)		118,512
Change in unrealized (loss) / gain on unsettled creations or redemptions		$ (632)	[1]		$ (632)	[1]
Creations (in shares)	[1]	2,500,000		6,437,500	5,625,000		8,500,000
Creations	[1]	$ 69,097		$ 118,740	$ 177,878		$ 154,990
Redemptions (in shares)	[1]	(5,812,500)		(2,000,000)	(15,250,000)		(4,875,000)
Redemptions	[1]	$ (142,581)		$ (33,636)	$ (420,016)		$ (85,111)
Closing balance (in Shares)	[1]	26,750,000		24,937,500	26,750,000		24,937,500
Closing balance	[1]	$ 591,085		$ 515,283	$ 591,085		$ 515,283

[1] After the close of markets on May 14, 2026, the Trust effected a five-for-one forward share split of the Shares issued by the Trust (the "Split"). The information presented attributable to periods prior to the Split has been adjusted to reflect the effects of the Split.