Financial Schedules Schedule IV - Reinsurance (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Life Insurance Assumed Ratio	0.10%	0.10%	0.10%
Direct Premiums, Life Insurance in Force	$ 4,728,826	$ 4,835,631	$ 4,967,856
Ceded Premiums, Life Insurance in Force	486,937	490,295	503,685
Assumed Premiums, Life Insurance in Force	4,892	5,202	5,564
Premiums, Net, Life Insurance in Force	4,246,781	4,350,538	4,469,735
Direct Premiums Earned	187,009	191,561	200,711
Ceded Premiums Earned	2,761	3,800	3,133
Assumed Premiums Earned	99	99	142
Premiums Earned, Net	$ 184,347	$ 187,860	$ 197,720
Contracts in Force Subject to Participation through Reinsurance, Ratio	0.10%	0.10%	0.10%
Life Insurance Segment [Member]
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct Premiums Earned	$ 180,204	$ 184,722	$ 193,534
Ceded Premiums Earned	1,952	2,996	2,334
Assumed Premiums Earned	99	99	142
Premiums Earned, Net	178,351	181,825	191,342
Accident and Health Insurance Segment [Member]
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct Premiums Earned	1,400	1,232	1,410
Ceded Premiums Earned	17	14	18
Assumed Premiums Earned	0	0	0
Premiums Earned, Net	1,383	1,218	1,392
Property, Liability and Casualty Insurance Segment [Member]
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct Premiums Earned	5,405	5,607	5,767
Ceded Premiums Earned	792	790	781
Assumed Premiums Earned	0	0	0
Premiums Earned, Net	$ 4,613	$ 4,817	$ 4,986