Investments - Available for Sale Securities with Unrealized Losses (Details) $ in Thousands	Jun. 30, 2022 USD ($) position
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	$ 1,771,109
Less than or equal to 1 year, unrealized losses	(7,615)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	1,771,109
Total, unrealized losses	$ (7,615)
Number of positions with unrealized losses \| position	270,000
Certificates of deposit
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	$ 290,169
Less than or equal to 1 year, unrealized losses	(921)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	290,169
Total, unrealized losses	(921)
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	351,088
Less than or equal to 1 year, unrealized losses	(3,243)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	351,088
Total, unrealized losses	(3,243)
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	679,272
Less than or equal to 1 year, unrealized losses	(1,145)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	679,272
Total, unrealized losses	(1,145)
Government bonds, Non-US
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	17,955
Less than or equal to 1 year, unrealized losses	(241)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	17,955
Total, unrealized losses	(241)
Government bonds, US
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	431,903
Less than or equal to 1 year, unrealized losses	(2,020)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	431,903
Total, unrealized losses	(2,020)
Securitization notes receivable and certificates
Debt Securities, Available-for-sale [Line Items]
Less than or equal to 1 year, fair value	722
Less than or equal to 1 year, unrealized losses	(45)
Greater than 1 year, fair value	0
Greater than 1 year, unrealized losses	0
Total, fair value	722
Total, unrealized losses	$ (45)

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
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-Name Accounting Standards Codification
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