Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Investments:
Fixed maturities—available for sale, at fair value (amortized cost: 2022—$18,301,692; 2021—$17,805,309, allowance for credit losses: 2022— $0; 2021— $387)	$ 16,503,365	$ 21,305,287
Policy loans	614,866	589,634
Other long-term investments (includes: 2022—$768,689; 2021—$640,263 under the fair value option)	976,016	793,925
Short-term investments	114,121	69,145
Total investments	18,208,368	22,757,991
Cash	92,559	92,163
Accrued investment income	259,581	251,307
Other receivables	484,887	487,443
Deferred acquisition costs	5,249,907	4,914,728
Goodwill	481,791	481,791
Other assets	760,066	782,625
Total assets	25,537,159	29,768,048
Liabilities:
Future policy benefits	16,721,846	16,034,727
Unearned and advance premium	60,742	65,472
Policy claims and other benefits payable	430,027	412,940
Other policyholders' funds	123,362	98,935
Total policy liabilities	17,335,977	16,612,074
Current and deferred income taxes	686,172	1,765,021
Short-term debt	449,103	479,644
Long-term debt (estimated fair value: 2022—$1,440,277; 2021—$1,667,009)	1,627,952	1,546,494
Other liabilities	542,094	722,009
Total liabilities	20,641,298	21,125,242
Commitments and Contingencies (Note 6)
Shareholders' equity:
Preferred stock, par value $1 per share—5,000,000 shares authorized; outstanding: 0 in 2022 and 2021	0	0
Common stock, par value $1 per share—320,000,000 shares authorized; outstanding: (2022—105,218,183 issued; 2021—109,218,183 issued)	105,218	109,218
Additional paid-in-capital	529,661	520,564
Accumulated other comprehensive income (loss)	(1,415,714)	2,677,583
Retained earnings	6,466,220	6,182,100
Treasury stock, at cost: (2022—8,478,288 shares; 2021—9,650,845 shares)	(789,524)	(846,659)
Total shareholders' equity	4,895,861	8,642,806
Total liabilities and shareholders' equity	$ 25,537,159	$ 29,768,048