Creations and Redemptions of Shares - Additional Information (Details) - $ / shares	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
BTC
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	$ 0.0004	$ 0.0005
ETH
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0025	0.0029
BCH
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0004	0.0005
LTC
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0015	0.0017
LINK
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0100	$ 0.0097
ADA
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.6880
SOL
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0070
DOT
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0207
AVAX
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	0.0056
UNI
Creations And Redemptions Of Shares [Line Items]
Fund portfolio share represented	$ 0.0147