Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Summary of Debt Securities, Available-for-sale (Details)

v3.22.1
Fair Value Measurements - Summary of Debt Securities, Available-for-sale (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Adjusted Basis $ 806,533 $ 343,474
Unrealized Gains 8  
Unrealized Losses (2,829) (225)
Recorded Basis 803,712 343,249
Term Deposits [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Adjusted Basis 40,090 40,069
Recorded Basis 40,090 40,069
Asset Backed Securities [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Adjusted Basis 34,720 69,579
Unrealized Losses (299) (83)
Recorded Basis 34,421 69,496
Government Debt Securities [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Adjusted Basis 350,909 47,355
Unrealized Losses (778) (47)
Recorded Basis 350,131 47,308
Corporate Debt Securities [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Adjusted Basis 380,814 186,471
Unrealized Gains 8  
Unrealized Losses (1,752) (95)
Recorded Basis $ 379,070 $ 186,376