Stock-based Compensation Expense (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Payment Arrangement [Abstract]

Schedule of Total Stock-based Compensation Expense Recognized in Connection with All Share-based Payment Awards

The following table summarizes stock-based compensation expense included in operating expenses (in thousands):

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2023		2022		2023		2022
Cost of sales	$	104	$	55	$	185	$	110
Research and development		1,902		6,953		3,840		9,921
Selling, general and administrative		4,054		8,085		7,424		12,398
Total	$	6,060	$	15,093	$	11,449	$	22,429