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Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Cash Equivalents and Marketable Securities

The following table summarizes, by major security type, our restricted cash, cash equivalents, and short-term investments that are measured at fair value on a recurring basis and are categorized using the fair value hierarchy as of December 31, 2022 (in thousands):

			Amortized Cost						Unrealized Gains						Unrealized Losses						Fair Value
Level 1:
Restricted cash and cash equivalents:
Restricted cash			$	20,604					$	—					$	—					$	20,604
Money market funds			373,619						—						—						373,619
Time deposits			412,125						—						—						412,125
Total restricted cash and cash equivalents			$	806,348					$	—					$	—					$	806,348
Short-term investments:
Short-term deposits			$	101,711					$	—					$	—					$	101,711
Total short-term investments			$	101,711					$	—					$	—					$	101,711

Cash equivalents and short-term investments consisted of the following as of December 31, 2021 (in thousands):

			Amortized Cost						Unrealized Gains						Unrealized Losses						Fair Value
Level 1:
Restricted cash and cash equivalents:
Restricted cash			$	10,823					$	—					$	—					$	10,823
Money market funds			73,138						—						—						73,138
Total restricted cash and cash equivalents			$	83,961					$	—					$	—					$	83,961
Level 2:
Short-term investments:
Commercial paper			$	59,792					$	—					$	—					$	59,792
Asset-backed securities			40,965						—						(23)						40,942
Corporate bonds			237,735						20						(353)						237,402
U.S. treasury securities			272,678						1						(379)						272,300
Supranational bonds			71,121						1						(235)						70,887
Total short-term investments			$	682,291					$	22					$	(990)					$	681,323

Schedule of Cash Equivalents

The following table summarizes, by major security type, our restricted cash, cash equivalents, and short-term investments that are measured at fair value on a recurring basis and are categorized using the fair value hierarchy as of December 31, 2022 (in thousands):

			Amortized Cost						Unrealized Gains						Unrealized Losses						Fair Value
Level 1:
Restricted cash and cash equivalents:
Restricted cash			$	20,604					$	—					$	—					$	20,604
Money market funds			373,619						—						—						373,619
Time deposits			412,125						—						—						412,125
Total restricted cash and cash equivalents			$	806,348					$	—					$	—					$	806,348
Short-term investments:
Short-term deposits			$	101,711					$	—					$	—					$	101,711
Total short-term investments			$	101,711					$	—					$	—					$	101,711

Cash equivalents and short-term investments consisted of the following as of December 31, 2021 (in thousands):

			Amortized Cost						Unrealized Gains						Unrealized Losses						Fair Value
Level 1:
Restricted cash and cash equivalents:
Restricted cash			$	10,823					$	—					$	—					$	10,823
Money market funds			73,138						—						—						73,138
Total restricted cash and cash equivalents			$	83,961					$	—					$	—					$	83,961
Level 2:
Short-term investments:
Commercial paper			$	59,792					$	—					$	—					$	59,792
Asset-backed securities			40,965						—						(23)						40,942
Corporate bonds			237,735						20						(353)						237,402
U.S. treasury securities			272,678						1						(379)						272,300
Supranational bonds			71,121						1						(235)						70,887
Total short-term investments			$	682,291					$	22					$	(990)					$	681,323

X

- Definition

Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-URI https://asc.fasb.org/topic&trid=2196928

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- Definition

Tabular disclosure of the components of cash and cash equivalents.

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