Deferred Acquisition Costs - Schedule of Analysis of Deferred Acquisition Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance			$ 6,009,477
Amortization expense	$ (101,915)	$ (94,080)	(201,393)	$ (186,402)
Ending Balance	6,260,294	5,778,732	6,260,294	5,778,732
Life
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	5,378,825	4,952,262	5,271,775	4,844,291
Capitalizations	204,566	188,630	403,212	378,977
Amortization expense	(87,915)	(81,173)	(173,683)	(160,762)
Foreign exchange adjustment	117	5,546	(5,711)	2,759
Ending Balance	5,495,593	5,065,265	5,495,593	5,065,265
Health
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	749,844	697,958	734,735	686,763
Capitalizations	26,251	24,012	54,947	47,641
Amortization expense	(13,611)	(12,484)	(26,922)	(24,792)
Foreign exchange adjustment	39	183	(237)	57
Ending Balance	762,523	709,669	762,523	709,669
American Income | Life
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	2,652,009	2,332,600	2,573,370	2,258,291
Capitalizations	132,413	118,777	259,856	234,172
Amortization expense	(44,401)	(39,443)	(87,377)	(77,742)
Foreign exchange adjustment	117	5,546	(5,711)	2,759
Ending Balance	2,740,138	2,417,480	2,740,138	2,417,480
American Income | Health
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	68,938	59,890	66,783	57,811
Capitalizations	3,750	3,177	7,280	6,320
Amortization expense	(1,138)	(965)	(2,237)	(1,903)
Foreign exchange adjustment	39	183	(237)	57
Ending Balance	71,589	62,285	71,589	62,285
DTC | Life
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	1,754,184	1,699,588	1,737,117	1,676,931
Capitalizations	36,851	39,979	78,976	87,389
Amortization expense	(25,362)	(24,852)	(50,420)	(49,605)
Foreign exchange adjustment	0	0	0	0
Ending Balance	1,765,673	1,714,715	1,765,673	1,714,715
DTC | Health
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	1,643	1,807	1,679	1,854
Capitalizations	1	0	2	0
Amortization expense	(36)	(47)	(73)	(94)
Foreign exchange adjustment	0	0	0	0
Ending Balance	1,608	1,760	1,608	1,760
Liberty National | Life
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	678,885	622,532	666,419	610,723
Capitalizations	32,035	26,428	58,100	50,649
Amortization expense	(14,015)	(12,751)	(27,614)	(25,163)
Foreign exchange adjustment	0	0	0	0
Ending Balance	696,905	636,209	696,905	636,209
Liberty National | Health
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	144,313	134,728	139,941	133,096
Capitalizations	4,465	4,852	12,444	9,734
Amortization expense	(3,681)	(3,304)	(7,288)	(6,554)
Foreign exchange adjustment	0	0	0	0
Ending Balance	145,097	136,276	145,097	136,276
Other premium | Life
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	293,747	297,542	294,869	298,346
Capitalizations	3,267	3,446	6,280	6,767
Amortization expense	(4,137)	(4,127)	(8,272)	(8,252)
Foreign exchange adjustment	0	0	0	0
Ending Balance	292,877	296,861	292,877	296,861
United American | Health
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	72,604	76,388	73,489	77,394
Capitalizations	793	489	1,289	996
Amortization expense	(1,422)	(1,528)	(2,803)	(3,041)
Foreign exchange adjustment	0	0	0	0
Ending Balance	71,975	75,349	71,975	75,349
Family Heritage | Health
Movement Analysis of Deferred Policy Acquisition Costs
Beginning Balance	462,346	425,145	452,843	416,608
Capitalizations	17,242	15,494	33,932	30,591
Amortization expense	(7,334)	(6,640)	(14,521)	(13,200)
Foreign exchange adjustment	0	0	0	0
Ending Balance	$ 472,254	$ 433,999	$ 472,254	$ 433,999