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RELATED PARTY TRANSACTIONS	9 Months Ended
RELATED PARTY TRANSACTIONS	Sep. 30, 2021
Related Party Transactions [Abstract]
RELATED PARTY TRANSACTIONS	RELATED PARTY TRANSACTIONS Public Investment Fund Internship Agreement In July 2021, we entered into an agreement with PIF, the parent entity of Ayar, our majority stockholder, to implement a recruitment and talent development program pursuant to which we agreed to evaluate, employ and train participants nominated by PIF during six-month internships, and PIF agreed to reimburse us for expenses related to participant wages, visa fees, medical insurance, airfare and housing incurred by us. We expect to be reimbursed by PIF in an aggregate of $1 million in 2022 for such expenses. No reimbursement was received through September 30, 2021.