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Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2022

Summary of Time-Based RSUs Activity

				Weighted-average
		Number		grant date
		of shares		fair value
RSUs outstanding at December 31, 2021		7,392		$	19.78
RSUs granted		5,389		$	10.15
RSUs released		(2,582)		$	15.19
RSUs forfeited		(1,664)		$	19.42
Unvested RSUs outstanding at December 31, 2022		8,535		$	15.16

Schedule of Stock-Based Compensation Expense

		Years Ended December 31,
		2022			2021			2020
Cost of revenue		$	4,802		$	6,126		$	2,236
Research and development			30,676			20,275			7,061
Sales, general and administrative			43,135			35,403			8,236
Merger-related expenses - stock-settled			—			6,349			—
Merger-related expenses - milestone			—			5,202			—
Share-based compensation			78,613			73,355			17,533
Merger-related expenses - cash-settled			—			7,373			—
Total share-based compensation expense		$	78,613		$	80,728		$	17,533

Schedule of Fair Value of Employee Stock Options

		Years Ended December 31,
		2022			2021			2020
Expected term in years			4.6			2.1 - 4.6			5.0
Expected volatility			70% - 76%			67% - 80%			70.7%
Risk-free interest rate			0.41% – 3.66%			0.05% – 1.10%			0.3%
Dividend yield			—			—			—
Weighted-average grant date fair value per share		$	5.93		$	15.53		$	7.20

Schedule of Fair Value of Employee Stock Purchase Plan

		Years Ended December 31,
		2022			2021			2020
Expected term in years			0.5 - 2.0			0.5 - 2.0			0.5 - 2.0
Expected volatility			70% - 97%			67% - 68%			57% - 71%
Risk-free interest rate			0.60% - 3.51%			0.1% - 0.2%			0.1%-1.0%
Dividend yield			—			—			—
Weighted-average grant date fair value per share		$	4.28		$	25.07		$	1.87

Time-based stock options [Member]

Summary of Stock Option Activity

		Number		Weighted-average
		of shares		exercise price
Outstanding at December 31, 2021		12,159		$	11.38
Granted		5,211		$	10.34
Exercised		(1,052)		$	3.25
Canceled		(1,603)		$	19.66
Expired		(97)		$	24.26
Outstanding at December 31, 2022		14,618		$	10.60

Performance-based stock options [Member]

Summary of Stock Option Activity

		Number		Weighted-average
		of shares		exercise price
Outstanding at December 31, 2021		304		$	4.71
Granted		—		$	—
Exercised		—		$	—
Canceled		(46)		$	4.71
Outstanding at December 31, 2022		258		$	4.71

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