Marketable Securities - Debt Securities Available-for-Sale in Unrealized Loss Position (Details) $ in Thousands	Jun. 30, 2023 USD ($) investment	Dec. 31, 2022 USD ($) investment
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Number of Securities, unrealized loss position less than 12 months | investment	27	24
Fair Value, unrealized loss position less than 12 months	$ 170,541	$ 187,866
Unrealized Losses, unrealized loss position less than 12 months	$ (264)	$ (196)
U.S. corporate bonds
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Number of Securities, unrealized loss position less than 12 months | investment	17	16
Fair Value, unrealized loss position less than 12 months	$ 96,949	$ 104,508
Unrealized Losses, unrealized loss position less than 12 months	$ (194)	$ (135)
Foreign corporate bonds
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Number of Securities, unrealized loss position less than 12 months | investment	5	3
Fair Value, unrealized loss position less than 12 months	$ 34,405	$ 31,886
Unrealized Losses, unrealized loss position less than 12 months	$ (41)	$ (32)
U.S. treasury bills
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Number of Securities, unrealized loss position less than 12 months | investment	2	1
Fair Value, unrealized loss position less than 12 months	$ 11,877	$ 9,762
Unrealized Losses, unrealized loss position less than 12 months	$ (5)	$ (5)
U.S. agency bonds
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
Number of Securities, unrealized loss position less than 12 months | investment	3	4
Fair Value, unrealized loss position less than 12 months	$ 27,310	$ 41,710
Unrealized Losses, unrealized loss position less than 12 months	$ (24)	$ (24)