Policyholders' Liabilities - Schedule of Liability for Future Policy Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Net liability for future policy benefits	$ 1,173,105	$ 1,230,142
Life Insurance Business Segment
Liability for Future Policy Benefit, Expected Net Premium [Roll Forward]
Balance, beginning of year	258,177	245,437
Beginning balance at original discount rate	265,959	258,283
Effect of changes in cash flow assumptions		18,005	$ (172)
Effects of actual variances from expected experience		(15,942)	5,720
Adjusted beginning of year balance		268,022	263,831
Issuances	105,574	37,892
Interest accrual	12,103	9,646
Net premiums collected	(54,937)	(46,262)
Derecognition and other	(4,663)	852
Ending balance at original discount rate	326,099	265,959
Effect of changes in discount rates	(11,219)	(7,782)
Balance, end of year	314,880	258,177
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Balance, beginning of year	1,168,472	1,143,027
Beginning balance at original discount rate	1,198,717	1,204,220
Effect of changes in cash flow assumptions		19,055	(1,091)
Effects of actual variances from expected experience		(8,898)	12,700
Adjusted beginning of year balance		1,208,874	1,215,829
Issuances	106,533	38,714
Interest accrual	53,499	51,630
Benefit payments	(115,033)	(107,386)
Derecognition and other	(583)	(70)
Ending balance at original discount rate	1,253,290	1,198,717
Effect of changes in discount rates	(69,668)	(30,245)
Balance, end of year	1,183,622	1,168,472
Net liability for future policy benefits	868,742	910,295
Plus: Flooring impact	2
Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance	1,639
Net liability for future policy benefits, after flooring impact	867,105
Home Service Insurance Segment [Member]
Liability for Future Policy Benefit, Expected Net Premium [Roll Forward]
Balance, beginning of year	113,757	106,763
Beginning balance at original discount rate	117,557	114,619
Effect of changes in cash flow assumptions		(440)	(258)
Effects of actual variances from expected experience		(12,989)	(14,689)
Adjusted beginning of year balance		104,128	99,672
Issuances	17,089	21,619
Interest accrual	4,766	4,513
Net premiums collected	(10,767)	(9,069)
Derecognition and other	542	822
Ending balance at original discount rate	115,758	117,557
Effect of changes in discount rates	(7,422)	(3,800)
Balance, end of year	108,336	113,757
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Balance, beginning of year	334,730	316,707
Beginning balance at original discount rate	341,465	336,096
Effect of changes in cash flow assumptions		(1,580)	74
Effects of actual variances from expected experience		(10,457)	(10,229)
Adjusted beginning of year balance		329,428	325,941
Issuances	17,088	21,637
Interest accrual	15,371	15,006
Benefit payments	(20,811)	(21,893)
Derecognition and other	495	774
Ending balance at original discount rate	341,571	341,465
Effect of changes in discount rates	(31,123)	(6,735)
Balance, end of year	310,448	334,730
Net liability for future policy benefits	202,112	220,973
Plus: Flooring impact	0
Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance	0
Net liability for future policy benefits, after flooring impact	202,112
Permanent | Life Insurance Business Segment
Liability for Future Policy Benefit, Expected Net Premium [Roll Forward]
Balance, beginning of year	244,917	235,228
Beginning balance at original discount rate	252,426	247,601
Effect of changes in cash flow assumptions		17,731	(210)
Effects of actual variances from expected experience		(17,588)	4,184
Adjusted beginning of year balance		252,569	251,575
Issuances	101,962	34,285
Interest accrual	11,576	9,291
Net premiums collected	(50,482)	(43,307)
Derecognition and other	(4,706)	582
Ending balance at original discount rate	310,919	252,426
Effect of changes in discount rates	(11,001)	(7,509)
Balance, end of year	299,918	244,917
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Balance, beginning of year	973,350	947,415
Beginning balance at original discount rate	995,962	996,169
Effect of changes in cash flow assumptions		18,320	(389)
Effects of actual variances from expected experience		(13,669)	7,370
Adjusted beginning of year balance		1,000,613	1,003,150
Issuances	102,793	34,922
Interest accrual	45,246	43,275
Benefit payments	(95,848)	(85,257)
Derecognition and other	(1,311)	(128)
Ending balance at original discount rate	1,051,493	995,962
Effect of changes in discount rates	(54,937)	(22,612)
Balance, end of year	996,556	973,350
Net liability for future policy benefits	696,638	728,433
Plus: Flooring impact	2
Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance	1,639
Net liability for future policy benefits, after flooring impact	695,001
Permanent | Home Service Insurance Segment [Member]
Liability for Future Policy Benefit, Expected Net Premium [Roll Forward]
Balance, beginning of year	98,831	93,508
Beginning balance at original discount rate	102,045	100,225
Effect of changes in cash flow assumptions		(462)	(343)
Effects of actual variances from expected experience		(7,931)	(8,287)
Adjusted beginning of year balance		93,652	91,595
Issuances	14,783	17,668
Interest accrual	4,246	4,045
Net premiums collected	(12,113)	(11,901)
Derecognition and other	458	638
Ending balance at original discount rate	101,026	102,045
Effect of changes in discount rates	(6,568)	(3,214)
Balance, end of year	94,458	98,831
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Balance, beginning of year	211,946	200,351
Beginning balance at original discount rate	217,524	214,188
Effect of changes in cash flow assumptions		(502)	(257)
Effects of actual variances from expected experience		(8,049)	(8,126)
Adjusted beginning of year balance		208,973	205,805
Issuances	14,776	17,664
Interest accrual	9,641	9,339
Benefit payments	(15,255)	(15,891)
Derecognition and other	420	607
Ending balance at original discount rate	218,555	217,524
Effect of changes in discount rates	(19,746)	(5,578)
Balance, end of year	198,809	211,946
Net liability for future policy benefits	104,351	113,115
Plus: Flooring impact	0
Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance	0
Net liability for future policy benefits, after flooring impact	104,351
Permanent Limited Pay | Life Insurance Business Segment
Liability for Future Policy Benefit, Expected Net Premium [Roll Forward]
Balance, beginning of year	13,260	10,209
Beginning balance at original discount rate	13,533	10,682
Effect of changes in cash flow assumptions		274	38
Effects of actual variances from expected experience		1,646	1,536
Adjusted beginning of year balance		15,453	12,256
Issuances	3,612	3,607
Interest accrual	527	355
Net premiums collected	(4,455)	(2,955)
Derecognition and other	43	270
Ending balance at original discount rate	15,180	13,533
Effect of changes in discount rates	(218)	(273)
Balance, end of year	14,962	13,260
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Balance, beginning of year	195,122	195,612
Beginning balance at original discount rate	202,755	208,051
Effect of changes in cash flow assumptions		735	(702)
Effects of actual variances from expected experience		4,771	5,330
Adjusted beginning of year balance		208,261	212,679
Issuances	3,740	3,792
Interest accrual	8,253	8,355
Benefit payments	(19,185)	(22,129)
Derecognition and other	728	58
Ending balance at original discount rate	201,797	202,755
Effect of changes in discount rates	(14,731)	(7,633)
Balance, end of year	187,066	195,122
Net liability for future policy benefits	172,104	181,862
Plus: Flooring impact	0
Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance	0
Net liability for future policy benefits, after flooring impact	172,104
Permanent Limited Pay | Home Service Insurance Segment [Member]
Liability for Future Policy Benefit, Expected Net Premium [Roll Forward]
Balance, beginning of year	14,926	13,255
Beginning balance at original discount rate	15,512	14,394
Effect of changes in cash flow assumptions		22	85
Effects of actual variances from expected experience		(5,058)	(6,402)
Adjusted beginning of year balance		10,476	8,077
Issuances	2,306	3,951
Interest accrual	520	468
Net premiums collected	1,346	2,832
Derecognition and other	84	184
Ending balance at original discount rate	14,732	15,512
Effect of changes in discount rates	(854)	(586)
Balance, end of year	13,878	14,926
Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward]
Balance, beginning of year	122,784	116,356
Beginning balance at original discount rate	123,941	121,908
Effect of changes in cash flow assumptions		(1,078)	331
Effects of actual variances from expected experience		(2,408)	(2,103)
Adjusted beginning of year balance		120,455	$ 120,136
Issuances	2,312	3,973
Interest accrual	5,730	5,667
Benefit payments	(5,556)	(6,002)
Derecognition and other	75	167
Ending balance at original discount rate	123,016	123,941
Effect of changes in discount rates	(11,377)	(1,157)
Balance, end of year	111,639	122,784
Net liability for future policy benefits	97,761	$ 107,858
Plus: Flooring impact	0
Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance	0
Net liability for future policy benefits, after flooring impact	$ 97,761