Changes in ounces of palladium and their respective values for the three and six months ended June 30, 2026 and 2025 are set out below: (Details) $ in Thousands		3 Months Ended			6 Months Ended
		Jun. 30, 2026 USD ($) oz		Jun. 30, 2025 USD ($) oz	Jun. 30, 2026 USD ($) oz		Jun. 30, 2025 USD ($) oz
Accounting Policies [Abstract]
Opening balance | oz		545,618.0		374,276.3	638,401.4		389,706.3
Creations | oz		50,763.4		117,359.5	130,224.0		155,002.0
Redemptions | oz		(105,335.9)		(36,489.5)	(276,601.7)		(88,999.8)
Transfers of palladium to pay expenses | oz		(861.3)		(537.7)	(1,839.5)		(1,099.9)
Closing balance | oz		490,184.2		454,608.6	490,184.2		454,608.6
Opening balance		$ 790,055		$ 369,036	$ 1,000,375		$ 354,243
Creations		69,096		118,740	213,460		154,990
Redemptions		(135,995)		(33,636)	(413,430)		(85,111)
Realized gain / (loss) on palladium distributed for the redemption of Shares		3,559		(11,095)	56,369		(25,748)
Transfers of palladium to pay expenses		(1,298)		(514)	(2,989)		(1,045)
Realized gain / (loss) on palladium transferred to pay expenses		160		(138)	584		(315)
Change in unrealized (loss) / gain 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]
Closing balance		$ 597,981		$ 515,526	$ 597,981		$ 515,526

[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.