Fair Value Measurements - Summary of Estimated Fair Value Available For Sale Debt Securities Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Fair value less than 12 months	$ 421,900	$ 486,545
Unrealized losses less than 12 months	(6,343)	(1,367)
Fair value 12 months or greater	3,046
Unrealized losses 12 months or greater	(8)
Total fair value	424,946	486,545
Total unrealized losses	(6,351)	(1,367)
US Government Agencies Debt Securities
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Fair value less than 12 months	361,551	329,883
Unrealized losses less than 12 months	(5,522)	(1,120)
Total fair value	361,551	329,883
Total unrealized losses	(5,522)	(1,120)
Corporate Debt Securities
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Fair value less than 12 months	60,349	156,662
Unrealized losses less than 12 months	(821)	(247)
Fair value 12 months or greater	3,046
Unrealized losses 12 months or greater	(8)
Total fair value	63,395	156,662
Total unrealized losses	$ (829)	$ (247)