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FAIR VALUE MEASUREMENTS - Narrative (Details) $ in Thousands | Mar. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
--- | --- | ---
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair Value | $ 246,484 | $ 361,778
Arix |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair Value | $ 41,700 |
Equity Securities | Discount rate | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.03 |
Equity Securities | Expected term | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 3 |
Equity Securities | Price volatility | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.45 |
Series A warrants | Expected term | Black Scholes Model |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 5.54 | 5.79
Series A warrants | Price volatility | Black Scholes Model |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.38 | 0.30
Series A warrants | Risk free interest rate | Black Scholes Model |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.0241 | 0.0133
Series B warrants | Expected term | Scenario 1 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 5.63 | 5.88
Series B warrants | Expected term | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.4 | 0.65
Series B warrants | Price volatility | Scenario 1 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.38 | 0.30
Series B warrants | Price volatility | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.29 | 0.25
Series B warrants | Risk free interest rate | Scenario 1 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.0241 | 0.0134
Series B warrants | Risk free interest rate | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.0085 | 0.0025
Embedded Derivative | Discount rate | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.112 |
Embedded Derivative | Expected term | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 5.63 | 5.87
Embedded Derivative | Price volatility | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.38 | 0.30
Embedded Derivative | Risk free interest rate | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0.024 | 0.013
Embedded Derivative | Expected dividend rate | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input | 0 | 0
Embedded Derivative | Credit spread | Scenario 2 | Monte Carlo Method |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt instrument, measurement input |  | 0.096

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