Financial Instruments - Cash, Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Amortized Cost
Cash, cash equivalents and marketable securities	$ 1,045,191	$ 1,297,157
Gross Unrealized Gains
Cash, cash equivalents and marketable securities	2	9
Gross Unrealized Losses
Cash, cash equivalents and marketable securities	(3,631)	(504)
Fair Value
Cash and cash equivalents	942,050	1,099,370
Marketable securities, fair value	99,512	198,850
Cash, cash equivalents and marketable securities	1,041,562	1,296,662
Cash
Amortized Cost
Cash and cash equivalents	712,921	754,802
Fair Value
Cash and cash equivalents	712,921	754,802
Cash and Cash Equivalents
Fair Value
Cash, cash equivalents and marketable securities	942,050	1,099,370
Cash and Cash Equivalents | Cash
Fair Value
Cash and cash equivalents	712,921	754,802
Marketable securities, short-term
Fair Value
Cash, cash equivalents and marketable securities	57,534	71,972
Marketable securities, long-term
Fair Value
Cash, cash equivalents and marketable securities	41,978	125,320
Money market funds
Amortized Cost
Cash and cash equivalents	229,129	343,012
Gross Unrealized Losses
Cash and cash equivalents		(2)
Fair Value
Cash and cash equivalents	229,129	343,010
Money market funds | Cash and Cash Equivalents
Fair Value
Cash and cash equivalents	229,129	343,010
Corporate bonds
Amortized Cost
Marketable securities, amortized cost	69,390	115,507
Gross Unrealized Gains
Marketable securities	0	9
Gross Unrealized Losses
Marketable securities	(2,915)	(398)
Fair Value
Marketable securities, fair value	66,475	115,118
Corporate bonds | Cash and Cash Equivalents
Fair Value
Marketable securities, fair value		1,042
Corporate bonds | Marketable securities, short-term
Fair Value
Marketable securities, fair value	36,510	35,065
Corporate bonds | Marketable securities, long-term
Fair Value
Marketable securities, fair value	29,965	79,011
U.S. government treasury bonds
Amortized Cost
Marketable securities, amortized cost	20,559	42,976
Gross Unrealized Gains
Marketable securities	0	0
Gross Unrealized Losses
Marketable securities	(549)	(48)
Fair Value
Marketable securities, fair value	20,010	42,928
U.S. government treasury bonds | Marketable securities, short-term
Fair Value
Marketable securities, fair value	15,404	22,251
U.S. government treasury bonds | Marketable securities, long-term
Fair Value
Marketable securities, fair value	4,606	20,677
Asset-backed securities
Amortized Cost
Marketable securities, amortized cost	4,514	32,031
Gross Unrealized Gains
Marketable securities	1	0
Gross Unrealized Losses
Marketable securities	(37)	(40)
Fair Value
Marketable securities, fair value	4,478	31,991
Asset-backed securities | Marketable securities, short-term
Fair Value
Marketable securities, fair value	2,909	10,999
Asset-backed securities | Marketable securities, long-term
Fair Value
Marketable securities, fair value	1,569	20,992
Municipal bonds
Amortized Cost
Marketable securities, amortized cost	3,447	7,628
Gross Unrealized Gains
Marketable securities	0	0
Gross Unrealized Losses
Marketable securities	(61)	(15)
Fair Value
Marketable securities, fair value	3,386	7,613
Municipal bonds | Cash and Cash Equivalents
Fair Value
Marketable securities, fair value		516
Municipal bonds | Marketable securities, short-term
Fair Value
Marketable securities, fair value	2,711	3,657
Municipal bonds | Marketable securities, long-term
Fair Value
Marketable securities, fair value	675	3,440
U.S. government agency bonds
Amortized Cost
Marketable securities, amortized cost	5,231	1,201
Gross Unrealized Gains
Marketable securities	1	0
Gross Unrealized Losses
Marketable securities	(69)	(1)
Fair Value
Marketable securities, fair value	5,163	1,200
U.S. government agency bonds | Marketable securities, long-term
Fair Value
Marketable securities, fair value	$ 5,163	$ 1,200