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Cash, Cash Equivalents, Marketable Securities, and Restricted Cash (Tables)

3 Months Ended

Mar. 31, 2021

Cash, Cash Equivalents, and Short-term Investments [Abstract]

Schedule of cash, cash equivalents and marketable securities

Cash, cash equivalents and marketable securities are classified as current unless mentioned otherwise below and consisted of the following:

						As of March 31, 2021
(in thousands)						Cost						Gross Unrealized Gain						Gross Unrealized Loss						Fair Value
Cash and cash equivalents						$	184,833					$	—					$	—					$	184,833
Corporate debt securities						20,936						—						(4)						20,932
Commercial paper						151,300						10						(3)						151,307
Asset-backed securities						13,718						1						(3)						13,716
U.S. government agency bonds						46,228						12						—						46,240
Money market						350						—						—						350
Certificates of deposit						51						—						—						51
						$	417,416					$	23					$	(10)					$	417,429
Included in cash and cash equivalents						$	184,833					$	—					$	—					$	184,833
Included in marketable securities						232,583						23						(10)						232,596
Total cash, cash equivalents, and marketable securities						$	417,416					$	23					$	(10)					$	417,429

						As of December 31, 2020
(in thousands)						Cost						Gross Unrealized Gain						Gross Unrealized Loss						Fair Value
Cash and cash equivalents						$	163,240					$	—					$	—					$	163,240
Corporate debt securities						39,525						4						(16)						39,513
Commercial paper						217,087						14						(6)						217,095
Asset-backed securities						9,420						18						—						9,438
U.S. government agency bonds						53,583						3						(4)						53,582
Money market						350						—						—						350
Certificates of deposit						51						—						—						51
						$	483,256					$	39					$	(26)					$	483,269
Included in cash and cash equivalents						$	163,240					$	—					$	—					$	163,240
Included in marketable securities(1)						320,016						39						(26)						320,029
Total cash, cash equivalents, and marketable securities						$	483,256					$	39					$	(26)					$	483,269

Schedule of cash, cash equivalents, and restricted cash

The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the Consolidated Balance Sheets that sum to the total of the same such amounts shown in the Consolidated Statements of Cash Flows.

(in thousands)						March 31, 2021						March 31, 2020
Cash and cash equivalents						$	184,833					$	123,231
Restricted cash						3,216						2,662
Cash, cash equivalents, and restricted cash shown in the Consolidated Statements of Cash Flows						$	188,049					$	125,893

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

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- Definition

Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(1)(a))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=121583591&loc=SL98516268-108586

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(2))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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