STOCKHOLDERS' DEFICIT - Equity Rights Offering and Emergence from Bankruptcy (Details) - USD ($) $ / shares in Units, $ in Millions	Jan. 23, 2024	Nov. 20, 2023	Nov. 16, 2023	Mar. 31, 2024	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, par value (in dollars per share)	$ 0.00001			$ 0.00001	$ 0.00001
Common stock, shares authorized (in shares)	10,000,000,000			10,000,000,000	10,000,000,000
Common stock shares reserved for future issuance (in shares)	4,725,091
Warrant or right outstanding (in shares)	180,241,211
Warrant Tranche 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrant or right outstanding (in shares)	98,313,313
Warrant Tranche 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrant or right outstanding (in shares)	81,927,898
Contingent value rights
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrant or right outstanding (in shares)	51,783,625
Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, par value (in dollars per share)	$ 0.00001
Stock issued during period (in shares)	176,266,782
Holders of Equity Rights Offering | ERO Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity right offering, amount		$ 55.0
Backstop amount			$ 37.1
Holders of Equity Rights Offering | ERO Shares | Equity Rights Offering
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Sale of stock, number of shares issued (in shares)		15,648,896
Holders of Equity Rights Offering | New Common Stock | Equity Rights Offering
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Sale of stock, number of shares issued (in shares)		2,111,178