v3.26.1
Fair Value of Financial Instruments (Tables)
6 Months Ended
Jun. 30, 2026
Fair Value Disclosures [Abstract]  
Carrying Amounts And Estimated Fair Values Of Financial Instruments The following table presents the carrying amounts and estimated fair values of the Company’s financial instruments:
  June 30, 2026December 31, 2025
(In thousands)Carrying ValueFair ValueCarrying ValueFair Value
Assets:
Fixed maturity securities$25,899,992 $25,900,428 $25,047,662 $25,048,534 
Equity securities1,502,237 1,502,237 1,358,201 1,358,201 
Arbitrage trading account1,292,382 1,292,382 1,221,103 1,221,103 
Loans receivable265,644 265,644 418,913 419,074 
Cash and cash equivalents2,606,530 2,606,530 2,539,938 2,539,938 
Trading account receivables from brokers and clearing organizations3,139 3,139 11,669 11,669 
     Due from broker— — 629 629 
Liabilities:
Due to broker176,693 176,693 — — 
Trading account securities sold but not yet purchased6,576 6,576 66,285 66,285 
Senior notes and other debt1,829,445 1,447,266 1,829,198 1,440,055 
Subordinated debentures1,010,887 713,744 1,010,527 760,400