v3.22.1
Investments - Fair Value and Unrealized Losses (Details)
$ in Thousands
Mar. 31, 2022
USD ($)
security
Dec. 31, 2021
USD ($)
security
Fair value    
Less than 12 Months $ 352,152 $ 219,979
12 Months or More 60,753 32,916
Total 412,905 252,895
Unrealized losses    
Less than 12 Months (14,152) (8,135)
12 Months or More (8,515) (3,405)
Total $ (22,667) $ (11,540)
Number of securities in an unrealized loss position | security 109 44
Fair value of unrealized loss positions $ 412,905 $ 252,895
Unrealized losses of unrealized loss positions $ (22,667) $ (11,540)
Number of securities in an unrealized loss position for 12 months or greater | security 13 8
Fair value of securities in loss position for 12 months or greater $ 60,753 $ 32,916
Unrealized loss of securities in loss position for 12 months or greater (8,515) (3,405)
U.S. treasury bonds    
Fair value    
Less than 12 Months 58,613 59,879
12 Months or More 2,117 0
Total 60,730 59,879
Unrealized losses    
Less than 12 Months (347) (110)
12 Months or More (33) 0
Total (380) (110)
U.S. agency bonds – mortgage-backed    
Fair value    
Less than 12 Months 74,447 4,415
12 Months or More 3,661 0
Total 78,108 4,415
Unrealized losses    
Less than 12 Months (1,906) (193)
12 Months or More (387) 0
Total (2,293) (193)
Collateralized mortgage-backed securities    
Fair value    
Less than 12 Months 7,119  
12 Months or More 0  
Total 7,119  
Unrealized losses    
Less than 12 Months (80)  
12 Months or More 0  
Total (80)  
Non-U.S. government bonds    
Fair value    
Less than 12 Months 3,009  
12 Months or More 0  
Total 3,009  
Unrealized losses    
Less than 12 Months (151)  
12 Months or More 0  
Total (151)  
Collateralized loan obligations    
Fair value    
Less than 12 Months 156,371 117,148
12 Months or More 5,055 5,064
Total 161,426 122,212
Unrealized losses    
Less than 12 Months (9,058) (5,057)
12 Months or More (46) (36)
Total (9,104) (5,093)
Corporate bonds    
Fair value    
Less than 12 Months 52,593 38,537
12 Months or More 49,920 27,852
Total 102,513 66,389
Unrealized losses    
Less than 12 Months (2,610) (2,775)
12 Months or More (8,049) (3,369)
Total $ (10,659) $ (6,144)