Income Taxes - Additional Information (Detail) BitCoinUnits in Millions		3 Months Ended		6 Months Ended
	Apr. 24, 2024 USD ($) BitCoinUnits	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Sep. 30, 2023 USD ($)
Income tax (expense) benefit		$ (270,000)	$ 692,000	$ (132,000)	$ 1,314,000
Federal income taxe				0
Uncertain tax position		1,100,000		1,100,000
BT Hold Co LLC [Member]
Income tax (expense) benefit				$ (300,000)	$ 1,300,000
Effective income tax rate reconciliation, percent				51.97%	(172.70%)
Net income (loss) before tax attributable to non controlling interest				$ 300,000	$ 900,000
BitAccess Inc., and Express Vending, Inc [Member]
Federal income taxe				$ 0	$ 0
Tax Receivable Agreement [Member]
Tax receivable agreement liability						$ 900,000	$ 700,000
Tax receivable agreement liability additional adjustment	$ 1,300,000					$ 200,000
Percentage of aggregate tax benefits	85.00%
Tax Receivable Agreement [Member] | BT Hold Co LLC [Member]
Tax savings percentage distributable				85.00%
Payable as per tax receivable agreement		$ 2,100,000		$ 2,100,000
Aggregate number of units in connection with exchange | BitCoinUnits	2.9