CONVERTIBLE NOTES AND OTHER DEBTS - 2024 Convertible Notes (Details) - 2024 Notes - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2022
Debt Instrument [Line Items]
Principal amount	$ 115,500	$ 115,500
Less: Debt discount, net of amortization	(14,576)	0
Less: Debt issuance costs, net of amortization	(1,983)	(1,519)
Carrying amount	$ 98,941	$ 113,981
Remaining amortization period (years)	2 years 8 months 12 days
Effective interest rate on liability component	7.95%

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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