Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2023

Investments, Debt and Equity Securities [Abstract]

Summary of Amortized Cost, Unrealized Losses Recognized in AOCI and Fair Value of Available-for-Sale Securities

Amortized cost, unrealized losses recognized in accumulated other comprehensive loss and fair value of available-for-sale securities consisted of the following:

	September 30, 2023							December 31, 2022
	Amortized Cost		Unrealized Loss			Fair Value		Amortized Cost		Unrealized Loss			Fair Value
Contractual maturity of 0 to 1 years:
Guaranteed investment certificates	$	7,434	$	(51	)	$	7,383	$	14,953	$	—		$	14,953
U.S. treasuries		196,336		(928	)		195,408		78,880		(837	)		78,043
U.S. government securities		76,872		(314	)		76,558		5,793		(20	)		5,773
Commercial paper		85,114		(73	)		85,041		150,560		—			150,560
Corporate debt securities		22,980		(58	)		22,922		8,942		(68	)		8,874
Contractual maturity of 1 to 3 years:
U.S. treasuries		29,435		(138	)		29,297		60,354		(958	)		59,396
U.S. government securities		26,682		(278	)		26,404		26,741		(35	)		26,706
Corporate debt securities		56,829		(123	)		56,706		42,672		(92	)		42,580
Total	$	501,682	$	(1,963	)	$	499,719	$	388,895	$	(2,010	)	$	386,885