Financial Highlights - Summary of Per Share Performance (Details)	5 Months Ended
	Dec. 31, 2024 $ / shares
Investment Company, Financial Highlights [Abstract]
Net asset value per Share, beginning of period	$ 25
Investment Company, Investment Income (Loss) from Operations, Per Share [Abstract]
Net investment loss	0
Net realized and change in unrealized on investment in ether	(1.04)
Net change in net assets from operations	(1.04)
Net asset value per Share, end of period	$ 23.96	[1]
Total return, at net asset value	(4.16%)
Ratios to average net assets:
Net investment loss	0.00%
Gross expenses	0.20%
Net expenses	0.00%

[1] No comparative period presented as the Trust commenced operations on July 22, 2024.