v3.26.1
Reinsurance - Reinsurance Recoverables Estimated by Reinsurer and Financial Strength Ratings of Reinsurer (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Ceded Credit Risk [Line Items]    
Reinsurance recoverables $ 2,480,051 $ 2,564,952
Swiss Re Life & Health America Inc. (IPO coinsurance) [Member] | AM Best, A+ Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables [1] 1,924,554 1,976,512
Munich Re of Malta [Member] | External credit rating, not rated [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables [1],[2] 192,961 200,362
American Health and Life Insurance Company [Member] | AM Best, B++ Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables [1] 118,689 121,666
SCOR Global Life Reinsurance Companies [Member] | AM Best, A Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables [3] 110,509 119,615
Swiss Re Life & Health America Inc. [Member] | AM Best, A+ Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables [4] 43,414 44,726
RGA Reinsurance Company [Member] | AM Best, A+ Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables 40,319 40,043
Korean Reinsurance Company [Member] | AM Best, A Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables 29,757 30,372
Munich American Reassurance Company [Member] | AM Best, A+ Rating [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables 19,087 25,306
All Other Reinsurers [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables 2,207 7,845
Allowance for Credit Losses [Member]    
Ceded Credit Risk [Line Items]    
Reinsurance recoverables $ (1,446) $ (1,495)
[1] Reinsurance recoverables include balances ceded under coinsurance transactions of term life insurance policies that were in-force as of December 31, 2009. Amounts shown are net of their share of the reinsurance recoverable from other reinsurers. Arrangements with these reinsurers include collateral trust agreements held in support of reinsurance recoverables.
[2] Entity is rated AA by S&P as of March 31, 2026.
[3] Includes amounts ceded to Transamerica Reinsurance Companies and fully retroceded to SCOR Global Life Reinsurance Companies.
[4] Includes amounts ceded to Lincoln National Life Insurance and fully retroceded to Swiss Re Life & Health America Inc.