CONVERTIBLE PREFERRED STOCK WARRANT LIABILITY (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Feb. 28, 2021	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	Jul. 23, 2021	Sep. 30, 2017
Class of Warrant or Right [Line Items]
Number of warrants (in shares)							85,750,000	2
Number of shares called by warrants (in shares)								1,546,799
Warrant exercise price (in dollars per share)	$ 1.94						$ 11.50	$ 1.94
Proceeds from the exercise of public warrants	$ 3,000					$ 173,300
Issuance of Series D convertible preferred stock upon exercise of warrants	$ 12,900
Change in fair value of convertible preferred stock warrant liability
Class of Warrant or Right [Line Items]
Change in fair value of preferred stock warrant liability		$ 0	$ 0	$ 0	$ 6,976