Combined Schedule of Investments	Sep. 30, 2024 USD ($) BTC
Cost	$ 37,739,392
Fair Value	30,963,023	[1],[2]
Franklin Ethereum ETF [Member]
Cost	37,739,392
Fair Value	$ 30,963,023	[1],[2]
Investment in ether [Member]
Quantity of Bitcoin | BTC	11,780	[2]
Cost	$ 37,739,392	[2]
Fair Value	$ 30,963,023	[2]
% of Net Assets	100.00%	[2]
Investment in ether [Member] | Franklin Ethereum ETF [Member]
Quantity of Bitcoin | BTC	11,780	[2]
Cost	$ 37,739,392	[2]
Fair Value	$ 30,963,023	[2]
% of Net Assets	100.00%	[2]
Total Investment [Member]
Quantity of Bitcoin | BTC	11,780	[2]
Cost	$ 37,739,392	[2]
Fair Value	$ 30,963,023	[2]
% of Net Assets	100.00%	[2]
Total Investment [Member] | Franklin Ethereum ETF [Member]
Quantity of Bitcoin | BTC	11,780	[2]
Cost	$ 37,739,392	[2]
Fair Value	$ 30,963,023	[2]
% of Net Assets	100.00%	[2]
Less liabilities [Member]
Fair Value		[2]
% of Net Assets		[2]
Less liabilities [Member] | Franklin Ethereum ETF [Member]
Fair Value		[2]
% of Net Assets		[2]
Net Assets [Member]
Fair Value	$ 30,963,023	[2]
% of Net Assets	100.00%	[2]
Net Assets [Member] | Franklin Ethereum ETF [Member]
Fair Value	$ 30,963,023	[2]
% of Net Assets	100.00%	[2]

[1] Cost of investment in ether: $37,739,392 at September 30, 2024.

[2] No comparative period presented as the Fund’s operations commenced on July 23, 2024.