Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Investments:
Fixed maturities—available for sale, at fair value (amortized cost: 2026—$19,133,385; 2025—$18,820,464, allowance for credit losses: 2026— $3,297; 2025— $3,297)	$ 17,579,376	$ 17,589,342
Mortgage loans	461,025	428,517
Policy loans	749,108	741,375
Other long-term investments (includes: 2026—$1,070,296; 2025—$1,109,719 under the fair value option)	1,435,099	1,396,064
Short-term investments	183,790	314,711
Total investments	20,408,398	20,470,009
Cash	255,209	144,704
Accrued investment income	289,633	272,818
Other receivables	727,521	768,592
Deferred acquisition costs	7,119,120	6,999,136
Goodwill	490,446	490,446
Other assets	1,675,524	1,667,987
Total assets	30,965,851	30,813,692
Liabilities:
Future policy benefits at current discount rates: (at original discount rates: 2026—$18,304,438; 2025—$18,129,506)	18,934,135	19,169,687
Unearned and advance premium	285,763	270,663
Policy claims and other benefits payable	548,528	540,832
Other policyholders' funds	576,452	532,047
Total policy liabilities	20,344,878	20,513,229
Current and deferred income taxes	904,986	859,628
Short-term debt	457,047	304,656
Long-term debt (estimated fair value: 2026—$2,177,494; 2025—$2,225,320)	2,321,537	2,320,793
Other liabilities	852,807	840,807
Total liabilities	24,881,255	24,839,113
Commitments and Contingencies (Note 5)
Shareholders' equity:
Preferred stock, par value $1 per share—5,000,000 shares authorized; outstanding: 0 in 2026 and 2025	0	0
Common stock, par value $1 per share—320,000,000 shares authorized; outstanding: (2026—92,218,183 issued; 2025—92,218,183 issued)	92,218	92,218
Additional paid-in-capital	524,229	536,363
Accumulated other comprehensive income (loss)	(1,700,791)	(1,771,444)
Retained earnings	8,786,392	8,546,807
Treasury stock, at cost: (2026—14,331,326 shares; 2025—13,125,082 shares)	(1,617,452)	(1,429,365)
Total shareholders' equity	6,084,596	5,974,579
Total liabilities and shareholders' equity	$ 30,965,851	$ 30,813,692