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Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement [Abstract]

Stock-Based Compensation Expense for Employees and Non-Employees

Total share-based compensation expense recorded for employees and non-employees is as follows (in thousands):

			Three Months Ended September 30,																		Nine Months Ended September 30,
			2020						2019						2020						2019
Cost of revenues			$	262					$	96					$	644					$	295
Research and development			8,433						5,741						23,044						15,876
Sales and marketing			2,431						1,843						7,053						5,405
General and administrative			10,403						9,185						28,668						25,779
Total share-based compensation expense			$	21,529					$	16,865					$	59,409					$	47,355

Summary of Restricted Stock Unit Activity

Activity for RSUs and PSUs is as follows:

			RSUs and PSUs Outstanding
			Shares Outstanding						Weighted Average Grant Date Fair Value
Balance at December 31, 2019			6,909,530						$	24.04
Granted			2,462,160						43.54
Released			(3,591,076)						18.89
Canceled			(409,544)						30.57
Balance at September 30, 2020			5,371,070						$	35.92

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
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-Name Accounting Standards Codification
-Topic 718
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-Section S99
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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
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