FAIR VALUE MEASUREMENT (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Financial Assets not Measured at Fair Value on a Recurring Basis

The following tables present the financial assets not measured at fair value on a recurring basis as of March 31, 2022 and December 31, 2021:

	March 31, 2022
	Carrying Value		Estimated Fair Value		Fair Value Hierarchy	Financial Statement Line Item
Financial assets:
Notes receivable - current	$	72	$	72	Level 3	Receivables
Notes receivable - non-current	1,250		1,250		Level 3	Other long-term assets
Prepaid expenses - non-current	8,000		8,000		Level 3	Other long-term assets
Total financial assets	$	9,322	$	9,322

	December 31, 2021
	Carrying Value		Estimated Fair Value		Fair Value Hierarchy	Financial Statement Line Item
Financial assets:
Notes receivable - current	$	8	$	8	Level 3	Receivables
Notes receivable - non-current	$	3,391	$	3,391	Level 3	Other long-term assets
Prepaid expenses - non-current	$	8,000	$	8,000	Level 3	Other long-term assets
Total financial assets	$	11,399	$	11,399

Liabilities Measured at Fair Value on a Recurring Basis

The following tables present the liabilities measured at fair value on a recurring basis, by input level, in the Consolidated Balance Sheets at March 31, 2022 and December 31, 2021:

	March 31, 2022
	Level 1		Level 2		Level 3		Total
Financial liabilities:
Public Warrants	$	6,027	—		—		6,027
Private Warrants	—		3,210		—		3,210
Total financial liabilities	$	6,027	$	3,210	$	—	$	9,237

	December 31, 2021
	Level 1		Level 2		Level 3		Total
Financial liabilities:
Public Warrants	$	4,255	—		—		4,255
Private Warrants	—		2,266		—		2,266
Total financial liabilities	$	4,255	$	2,266	$	—	$	6,521