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Cash and Cash Equivalents, and Investments and Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2022

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents, and Investments

The following tables show our cash and cash equivalents, and investments’ fair value level classification, adjusted cost, unrealized gain, unrealized loss and fair value as of December 31, 2022 and 2021 (in thousands):

			December 31, 2022
			Fair Value Level						Adjusted Cost						Unrealized Gain						Unrealized Loss						Fair Value
Cash and cash equivalents:
Cash									$	33,532					$	—					$	—					$	33,532
Money market funds			Level 1						440,145						—						—						440,145
Total cash and cash equivalents									$	473,677					$	—					$	—					$	473,677
Short-term investments:
Commercial paper			Level 2						$	11,744					$	—					$	(29)					$	11,715
Corporate debt securities			Level 2						491,459						—						(4,130)						487,329
U.S. treasury securities			Level 1						85,271						—						(342)						84,929
Total short-term investments									$	588,474					$	—					$	(4,501)					$	583,973
Long-term investments:
Corporate debt securities			Level 2						$	125,735					$	158					$	(909)					$	124,984
Agency bonds			Level 2						60,635						—						(141)						60,494
U.S. treasury securities			Level 1						30,633						122						—						30,755
Total long-term investments									$	217,003					$	280					$	(1,050)					$	216,233

			December 31, 2021
			Fair Value Level						Adjusted Cost						Unrealized Gain						Unrealized Loss						Fair Value
Cash and cash equivalents:
Cash									$	30,324					$	—					$	—					$	30,324
Money market funds			Level 1						823,754						—						—						823,754
Total cash and cash equivalents									$	854,078					$	—					$	—					$	854,078
Short-term investments:
Commercial paper			Level 2						$	124,211					$	2					$	(33)					$	124,180
Corporate debt securities			Level 2						552,609						36						(546)						552,099
Agency bonds			Level 2						15,500						2						—						15,502
Total short-term investments									$	692,320					$	40					$	(579)					$	691,781
Long-term investments:
Corporate debt securities			Level 2						$	724,517					$	—					$	(3,277)					$	721,240
U.S. treasury securities			Level 1						$	24,860					$	—					$	(107)					$	24,753
Total long-term investments									$	749,377					$	—					$	(3,384)					$	745,993

Schedule of Realized Gain (Loss) Related to Investments

The following table presents the gross realized gain and loss related to our investments (in thousands):

									Years Ended December 31,
															2022						2021						2020
Realized gain															$	64					$	84					$	308
Realized loss															(9,739)						(262)						—
Realized (loss)/gain on sale of investments															$	(9,675)					$	(178)					$	308

Schedule of Available-for-sale Securities Reconciliation

The following table shows our cash equivalents and investments' adjusted cost and fair value by contractual maturity as of December 31, 2022 (in thousands):

			December 31, 2022
			Cost						Fair Value
Due within one year			$	588,474					$	583,973
Due after one year through three years			217,003						216,233
Investments not due at a single maturity date			440,145						440,145
Total			$	1,245,622					$	1,240,351

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- Definition

Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.

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Tabular disclosure of the components of cash, cash equivalents, and investments.

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- Definition

Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563

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