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STOCK-BASED COMPENSATION
 3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
STOCK-BASED COMPENSATION STOCK-BASED COMPENSATION
The following table summarizes stock-based compensation expenses included in operating costs and expenses:
 Three Months Ended March 31,
(In thousands)20232022
Research and development$16,232 $11,617 
Selling, general and administrative23,715 17,676 
Total$39,947 $29,293