Fair Value of Financial Instruments - Schedule of Financial Assets Measured at Fair Value on a Recurring Basis (Details) - Recurring Basis [Member] - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	$ 752,174	$ 551,774
Cash and Money Market Fund [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Cash and cash equivalents	70,904	175,688
Commercial Paper [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Cash and cash equivalents	20,452
Financial assets	102,465
Guaranteed Investment Certificates [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	14,491
U.S. Government Securities [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	376,777	239,057
Corporate Debt Securities [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Cash and cash equivalents	12,133
Financial assets	154,952	137,029
Level 1 [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	462,172	414,745
Level 1 [Member] | Cash and Money Market Fund [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Cash and cash equivalents	70,904	175,688
Level 1 [Member] | Guaranteed Investment Certificates [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	14,491
Level 1 [Member] | U.S. Government Securities [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	376,777	239,057
Level 2 [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Financial assets	290,002	137,029
Level 2 [Member] | Commercial Paper [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Cash and cash equivalents	20,452
Financial assets	102,465
Level 2 [Member] | Corporate Debt Securities [Member]
Financial Assets Measured at Fair Value on a Recurring Basis [Line Items]
Cash and cash equivalents	12,133
Financial assets	$ 154,952	$ 137,029