SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Carrying and Fair Value of Long Term Debt (Details) $ in Thousands	Jun. 30, 2022 USD ($)
Convertible Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Value	$ 186,805
Promissory notes | Collateralized Promissory Note
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Value	50,000
Fair Value	50,000
Level 2 | Convertible Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying Value	186,805
Fair Value	$ 141,000