Financial Instruments - Cash, Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Amortized Cost
Cash, cash equivalents and marketable securities	$ 1,035,964	$ 1,045,191
Gross Unrealized Gains
Cash, cash equivalents and marketable securities	0	2
Gross Unrealized Losses
Cash, cash equivalents and marketable securities	(2,180)	(3,631)
Fair Value
Cash and cash equivalents	951,956	942,050
Marketable securities	81,828	99,512
Cash, cash equivalents and marketable securities	1,033,784	1,041,562
Cash
Amortized Cost
Cash and cash equivalents	759,407	712,921
Fair Value
Cash and cash equivalents	759,407	712,921
Cash and Cash Equivalents
Fair Value
Cash, cash equivalents and marketable securities	951,956	942,050
Cash and Cash Equivalents | Cash
Fair Value
Cash and cash equivalents	759,407	712,921
Marketable securities, short-term
Fair Value
Cash, cash equivalents and marketable securities	55,805	57,534
Marketable securities, long-term
Fair Value
Cash, cash equivalents and marketable securities	26,023	41,978
Money market funds
Amortized Cost
Cash and cash equivalents	192,549	229,129
Gross Unrealized Losses
Cash and cash equivalents		0
Fair Value
Cash and cash equivalents	192,549	229,129
Money market funds | Cash and Cash Equivalents
Fair Value
Cash and cash equivalents	192,549	229,129
Corporate bonds
Amortized Cost
Marketable securities	59,703	69,390
Gross Unrealized Gains
Marketable securities	0	0
Gross Unrealized Losses
Marketable securities	(1,740)	(2,915)
Fair Value
Marketable securities	57,963	66,475
Corporate bonds | Cash and Cash Equivalents
Fair Value
Marketable securities		0
Corporate bonds | Marketable securities, short-term
Fair Value
Marketable securities	39,145	36,510
Corporate bonds | Marketable securities, long-term
Fair Value
Marketable securities	18,818	29,965
U.S. government treasury bonds
Amortized Cost
Marketable securities	14,054	20,559
Gross Unrealized Gains
Marketable securities	0	0
Gross Unrealized Losses
Marketable securities	(325)	(549)
Fair Value
Marketable securities	13,729	20,010
U.S. government treasury bonds | Marketable securities, short-term
Fair Value
Marketable securities	9,096	15,404
U.S. government treasury bonds | Marketable securities, long-term
Fair Value
Marketable securities	4,633	4,606
Asset-backed securities
Amortized Cost
Marketable securities	3,600	4,514
Gross Unrealized Gains
Marketable securities	0	1
Gross Unrealized Losses
Marketable securities	(13)	(37)
Fair Value
Marketable securities	3,587	4,478
Asset-backed securities | Marketable securities, short-term
Fair Value
Marketable securities	2,012	2,909
Asset-backed securities | Marketable securities, long-term
Fair Value
Marketable securities	1,575	1,569
Municipal bonds
Amortized Cost
Marketable securities	1,437	3,447
Gross Unrealized Gains
Marketable securities	0	0
Gross Unrealized Losses
Marketable securities	(18)	(61)
Fair Value
Marketable securities	1,419	3,386
Municipal bonds | Cash and Cash Equivalents
Fair Value
Marketable securities		0
Municipal bonds | Marketable securities, short-term
Fair Value
Marketable securities	1,419	2,711
Municipal bonds | Marketable securities, long-term
Fair Value
Marketable securities	0	675
U.S. government agency bonds
Amortized Cost
Marketable securities	5,214	5,231
Gross Unrealized Gains
Marketable securities	0	1
Gross Unrealized Losses
Marketable securities	(84)	(69)
Fair Value
Marketable securities	5,130	5,163
U.S. government agency bonds | Marketable securities, long-term
Fair Value
Marketable securities	$ 997	$ 5,163