Fair Value of LTC - Changes in Quantity of LTC and Respective Fair Value (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2026 USD ($) Litecoin	Mar. 31, 2025 USD ($) Litecoin	Mar. 31, 2026 USD ($) Litecoin	Mar. 31, 2025 USD ($) Litecoin
Fair Value Disclosures [Abstract]
Investment Owned, Balance \| Litecoin			2,018,905.79240947	1,794,013.32656083
LTC contributed \| Litecoin			0	274,057.77826677
LTC distributed for Sponsor's Fee, related party \| Litecoin			(37,537.00686537)	(36,541.99027251)
Net change in unrealized appreciation/depreciation on investment in LTC \| Litecoin			0	0
Net realized loss on investment in LTC \| Litecoin			0	0
Investment Owned, Balance \| Litecoin	1,981,368.7855441	2,031,529.11455509	1,981,368.7855441	2,031,529.11455509
Investment Owned, at Fair Value \| $			$ 175,867	$ 133,833
LTC contributed \| $			0	22,624
LTC distributed for Sponsor's Fee, related party \| $			(3,301)	(3,246)
Net change in unrealized appreciation/depreciation on investment in LTC \| $	$ (44,589)	$ (40,124)	(65,456)	16,116
Net realized gain (loss) on investment in LTC \| $	(355)	236	(96)	(60)
Investment Owned, at Fair Value \| $	$ 107,014	$ 169,267	$ 107,014	$ 169,267