SCHEDULES OF INVESTMENTS $ in Thousands	Jun. 30, 2022 USD ($) Bitcoin Chainlink Avalanche Cardano Ethereum Uniswap Polkadot Litecoin Solana BitcoinCash	Jun. 30, 2021 USD ($) Litecoin BitcoinCash Bitcoin Chainlink Ethereum
Schedule Of Investments [Line Items]
Cost	$ 148,975	$ 112,405
Fair Value	$ 173,852	$ 367,308
% of Net Assets	100.00%	100.00%
Investment in Bitcoin
Schedule Of Investments [Line Items]
Cost	$ 70,529	$ 82,598
Fair Value	$ 117,743	$ 255,175
% of Net Assets	67.73%	69.47%
Quantity of Bitcoin | Bitcoin	6,231.43654040	7,340.02142854
Investment in Ethereum
Schedule Of Investments [Line Items]
Cost	$ 18,021	$ 20,499
Fair Value	$ 40,136	$ 101,625
% of Net Assets	23.09%	27.67%
Quantity of Ethereum | Ethereum	39,359.77040671	45,287.78133655
Investment in Cardano
Schedule Of Investments [Line Items]
Cost	$ 15,453
Fair Value	$ 4,803
% of Net Assets	2.76%
Quantity of Cardano | Cardano	10,916,582.900254
Investment in Solana
Schedule Of Investments [Line Items]
Cost	$ 15,421
Fair Value	$ 3,557
% of Net Assets	2.05%
Quantity of Solana | Solana	111,216.13265694
Investment in Polkadot
Schedule Of Investments [Line Items]
Cost	$ 7,338
Fair Value	$ 2,235
% of Net Assets	1.29%
Quantity of Polkadot | Polkadot	328,187.49357863
Investment in Avalanche
Schedule Of Investments [Line Items]
Cost	$ 8,381
Fair Value	$ 1,445
% of Net Assets	0.83%
Quantity of Avalanche | Avalanche	88,973.97836461
Investment in Litecoin
Schedule Of Investments [Line Items]
Cost	$ 1,794	$ 1,967
Fair Value	$ 1,220	$ 3,707
% of Net Assets	0.70%	1.01%
Quantity of Litecoin | Litecoin	23,725.08718334	26,184.80079374
Investment in Uniswap
Schedule Of Investments [Line Items]
Cost	$ 5,059
Fair Value	$ 1,122
% of Net Assets	0.64%
Quantity of Uniswap | Uniswap	232,687.02308212
Investment in Chainlink
Schedule Of Investments [Line Items]
Cost	$ 4,686	$ 4,665
Fair Value	$ 960	$ 2,956
% of Net Assets	0.55%	0.80%
Quantity of Chainlink | Chainlink	158,987.59087114	153,327.61595468
Investment in Bitcoin Cash
Schedule Of Investments [Line Items]
Cost	$ 2,293	$ 2,676
Fair Value	$ 631	$ 3,845
% of Net Assets	0.36%	1.05%
Quantity of Bitcoin Cash | BitcoinCash	6,314.20828653	7,379.46217362