v3.21.2
Investments - Fair Value and Unrealized Losses (Details)
$ in Thousands
Jun. 30, 2021
USD ($)
security
Dec. 31, 2020
USD ($)
security
Fixed Maturities, Continuous Unrealized Loss Position, Fair Value [Abstract]    
Less than 12 Months, Fair value $ 165,138 $ 64,570
12 Months or More, Fair value 64,763 101,994
Total, Fair value 229,901 166,564
Fixed Maturities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract]    
Less than 12 months, Unrealized losses (1,969) (1,192)
12 months or more, Unrealized losses (3,093) (2,375)
Total, Unrealized losses $ (5,062) $ (3,567)
Number of securities in an unrealized loss position | security 45 53
Fair value of unrealized loss positions $ 229,901 $ 166,564
Unrealized losses of unrealized loss positions $ 5,062 $ 3,567
Number of securities in an unrealized loss position for 12 months or greater | security 18 35
Fair value of securities in loss position for 12 months or greater $ 64,763 $ 101,994
Unrealized loss of securities in loss position for 12 months or greater 3,093 2,375
U.S. treasury bonds    
Fixed Maturities, Continuous Unrealized Loss Position, Fair Value [Abstract]    
Less than 12 Months, Fair value 78,454  
12 Months or More, Fair value 0  
Total, Fair value 78,454  
Fixed Maturities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract]    
Less than 12 months, Unrealized losses (27)  
12 months or more, Unrealized losses 0  
Total, Unrealized losses (27)  
U.S. agency bonds – mortgage-backed    
Fixed Maturities, Continuous Unrealized Loss Position, Fair Value [Abstract]    
Less than 12 Months, Fair value 8,175 19,360
12 Months or More, Fair value 0 5,646
Total, Fair value 8,175 25,006
Fixed Maturities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract]    
Less than 12 months, Unrealized losses (95) (85)
12 months or more, Unrealized losses 0 (41)
Total, Unrealized losses (95) (126)
Asset-backed securities    
Fixed Maturities, Continuous Unrealized Loss Position, Fair Value [Abstract]    
Less than 12 Months, Fair value 42,265 13,371
12 Months or More, Fair value 11,288 31,052
Total, Fair value 53,553 44,423
Fixed Maturities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract]    
Less than 12 months, Unrealized losses (536) (217)
12 months or more, Unrealized losses (62) (189)
Total, Unrealized losses (598) (406)
Corporate bonds    
Fixed Maturities, Continuous Unrealized Loss Position, Fair Value [Abstract]    
Less than 12 Months, Fair value 36,244 31,839
12 Months or More, Fair value 53,475 65,296
Total, Fair value 89,719 97,135
Fixed Maturities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract]    
Less than 12 months, Unrealized losses (1,311) (890)
12 months or more, Unrealized losses (3,031) (2,145)
Total, Unrealized losses $ (4,342) $ (3,035)