FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Dec. 31, 2021

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table sets forth the Company’s financial assets and liabilities subject to fair value measurements on a recurring basis by level within the fair value hierarchy as of December 31, 2021 (in thousands):

	Level 1		Level 2		Level 3		Total
Assets:
Money market fund	$	6,102,017	$	—	$	—	$	6,102,017
Total assets	$	6,102,017	$	—	$	—	$	6,102,017
Liabilities:
Common stock warrant liability	$	—	$	—	$	1,394,808	$	1,394,808
Total liabilities	$	—	$	—	$	1,394,808	$	1,394,808

The following table sets forth the Company’s financial assets and liabilities subject to fair value measurements on a recurring basis by level within the fair value hierarchy as of December 31, 2020 (in thousands):

	Level 1		Level 2		Level 3		Total
Assets:
Short-term investment—
Certificates of deposit	$	—	$	505	$	—	$	505
Total assets	$	—	$	505	$	—	$	505
Liabilities:
Convertible preferred stock warrant liability	$	—	$	—	$	2,960	$	2,960
Total liabilities	$	—	$	—	$	2,960	$	2,960

Schedule of Reconciliation of Liabilities Measured at Fair Value on a Recurring Basis

A reconciliation of the contingent forward contract liability, convertible preferred stock warrant liability and common stock warrant liability measured and recorded at fair value on a recurring basis is as follows (in thousands):

	Year Ended December 31, 2021						Year Ended December 31, 2020
	Contingent Forward Contract Liability		Convertible Preferred Stock Warrant Liability		Common Stock Warrant Liability		Contingent Forward Contract Liability		Convertible Preferred Stock Warrant Liability
Fair value-beginning of period	$	—	$	2,960	$	—	$	30,844	$	1,755
Issuance	2,167,332		—		812,048		793		—
Change in fair value	454,546		6,976		582,760		118,382		1,205
Settlement	(2,621,878)		(9,936)		—		(150,019)		—
Fair value-end of period	$	—	$	—	$	1,394,808	$	—	$	2,960