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Overview of the Business (Details)						3 Months Ended		9 Months Ended
	Nov. 03, 2023 employee	Oct. 19, 2023 USD ($)	Jul. 11, 2023 employee	Dec. 07, 2021 $ / shares	Dec. 06, 2021 $ / shares	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jan. 31, 2024 USD ($)	Jun. 27, 2023 USD ($)	Mar. 31, 2023 USD ($)	[1]
Business Acquisition [Line Items]
Charitable contribution percentage						0.025		0.025
Portion allocated to noncontrolling interest holders (in dollars per share) | $ / shares				$ 0.025	$ 0.05
Portion allocated to lender (in dollars per share) | $ / shares				$ 1.00	$ 0.95
Cash and cash equivalents						$ 11,248,000		$ 11,248,000				$ 8,726,000
Net loss						$ (924,872,000)	$ (42,850,000)	$ (2,462,606,000)	$ (203,085,000)
Furloughed employees | employee	15		30
Percentage of workforce	10.00%		20.00%
HH-BDH | Term Loan
Business Acquisition [Line Items]
Debt term		3 years
Term loan		$ 25,000,000
Maximum | Standby Equity Purchase Agreement
Business Acquisition [Line Items]
Standby Equity Purchase Agreement, sale of stock											$ 250,000,000
Subsequent Event
Business Acquisition [Line Items]
Cash and cash equivalents										$ 13,000,000
BCH | Subclass 1 Class A Units
Business Acquisition [Line Items]
Ownership interest						1		1
Related Party | HH-BDH | Term Loan
Business Acquisition [Line Items]
Debt term		3 years
Term loan		$ 25,000,000
[1] Retroactively adjusted March 31, 2023 for the de-SPAC merger transaction as described in Note 4. Such adjustments are unaudited.

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