Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Investments:
Fixed maturities—available for sale, at fair value (amortized cost: 2025—$18,948,357; 2024—$18,835,809, allowance for credit losses: 2025— $10,415; 2024— $10,395)	$ 17,796,754	$ 17,155,012
Mortgage loans	451,898	396,088
Policy loans	729,541	699,669
Other long-term investments (includes: 2025—$1,037,447; 2024—$986,766 under the fair value option)	1,285,697	1,235,759
Short-term investments	62,824	85,035
Total investments	20,326,714	19,571,563
Cash	302,716	165,325
Accrued investment income	284,888	269,791
Other receivables	729,160	691,907
Deferred acquisition costs	6,872,342	6,495,589
Goodwill	490,446	490,446
Other assets	1,521,350	1,391,560
Total assets	30,527,616	29,076,181
Liabilities:
Future policy benefits at current discount rates: (at original discount rates: 2025—$17,933,726; 2024—$17,552,564)	19,301,965	18,457,263
Unearned and advance premium	272,740	257,631
Policy claims and other benefits payable	529,911	532,832
Other policyholders' funds	522,133	468,604
Total policy liabilities	20,626,749	19,716,330
Current and deferred income taxes	787,539	731,255
Short-term debt	394,349	415,401
Long-term debt (estimated fair value: 2025—$2,196,342; 2024—$2,122,772)	2,320,013	2,324,251
Other liabilities	709,878	583,424
Total liabilities	24,838,528	23,770,661
Commitments and Contingencies (Note 5)
Shareholders' equity:
Preferred stock, par value $1 per share—5,000,000 shares authorized; outstanding: 0 in 2025 and 2024	0	0
Common stock, par value $1 per share—320,000,000 shares authorized; outstanding: (2025—97,218,183 issued; 2024—97,218,183 issued)	97,218	97,218
Additional paid-in-capital	552,509	527,795
Accumulated other comprehensive income (loss)	(1,972,891)	(2,029,720)
Retained earnings	8,812,765	8,002,521
Treasury stock, at cost: (2025—16,908,676 shares; 2024—13,240,616 shares)	(1,800,513)	(1,292,294)
Total shareholders' equity	5,689,088	5,305,520
Total liabilities and shareholders' equity	$ 30,527,616	$ 29,076,181