Reinsurance (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Maximum Retention of Life Insurance Face Amount	$ 100,000	$ 100,000
Reinsurance Retention Policy, Reinsured Risk, Percentage	100.00%
Maximum Amount of Casualty Reinsurance for First Catastrophe	$ 10,000,000.0	10,000,000.0
Reinsurance Deductible for First Catastrophe	$ 500,000	500,000
Percentage Amount of Coinsurance for Accident and Health Insurance Reinsurance	100.00%
Maximum Amount of Casualty Reinsurance for Second Catastrophy	$ 10,000,000.0	10,000,000.0
Reinsurance Deductible for Second Catastrophy	500,000	500,000
Reinsurance Recoverable on Claims Payable and Future Policy Benefit Reserves	5,753,000	3,696,000
Assumed Premiums, Life Insurance in Force	4,615,000	4,892,000	$ 5,202,000
Aggregate ceded life insurance in force	474,792,000	486,937,000	490,295,000
Premiums, Net, Life Insurance in Force	4,141,968,000	4,246,781,000	4,350,538,000
Direct Premiums Earned	178,952,000	187,009,000	191,561,000
Assumed Premiums Earned	91,000	99,000	99,000
Net reinsurance premiums earned	170,328,000	178,351,000	181,825,000
Premiums Earned, Net	175,329,000	184,347,000	187,860,000
Claims and surrenders assumed	174,000	141,000	159,000
Claims and surrenders ceded	(1,575,000)	(940,000)	(705,000)
Maximum Amount of Casualty Reinsurance, Including Deductible, for Second Catastrophe	10,500,000
Maximum Amount of Casualty Reinsurance, Including Deductible, for First Catastrophe	10,500,000
Maximum Amount of Casualty Reinsurance for Third Catastrophe	500,000
Property and Casualty, Personal Insurance [Member]
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct Premiums Earned	6,448,000	6,804,000	6,839,000
Assumed Premiums Earned	0	0	0
Payments for Reinsurance	1,447,000	808,000	804,000
Net reinsurance premiums earned	5,001,000	5,996,000	6,035,000
Life and Accident & Health Product Lines [Member]
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct Premiums Earned	172,504,000	180,205,000	184,722,000
Assumed Premiums Earned	91,000	99,000	99,000
Payments for Reinsurance	2,267,000	1,953,000	2,996,000
Net reinsurance premiums earned	$ 170,328,000	$ 178,351,000	$ 181,825,000