SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2024 USD ($) segment item	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Jun. 30, 2023 USD ($)
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Inventory Adjustments	$ 0	$ 19,764,000
Sales incentives			$ 0
Assets impairment charge	$ 0	109,800,000
Fair value of warrants			0	$ 0
Number of reportable segments | segment	1
Number of operating segments | segment	1
Reorganization items	$ 4,241,000
Number of Vehicles Repurchased | item	3
Percentage Of Emerging Entity's Voting Shares	50.00%
Impairment charges	$ 0	109,800,000
Cost of sales
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Inventory Adjustments		$ 19,800,000
Domestic Tax Authority
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net operating loss carryforwards			993,200,000
State Jurisdiction
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net operating loss carryforwards			$ 322,300,000
Operating Loss Carryforwards, Expiration Period			10 years
Local Jurisdiction
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net operating loss carryforwards			$ 558,000,000.0
Local Jurisdiction | Minimum
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Operating Loss Carryforwards, Expiration Period			2 years
Local Jurisdiction | Maximum
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Operating Loss Carryforwards, Expiration Period			5 years