Segments (Schedule of Gross and Net Premiums Earned) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Gross premiums earned	$ 67,512	$ 67,297
Reinsurance premium ceded	(6,349)	(5,899)
Net premiums earned	61,163	61,398
Life Insurance Operations
Segment Reporting Information [Line Items]
Gross premiums earned	6,196	6,303
Reinsurance premium ceded	(77)	(69)
Net premiums earned	6,119	6,234
Life Insurance Operations | Traditional life insurance
Segment Reporting Information [Line Items]
Gross premiums earned	4,368	4,451
Life Insurance Operations | Accident and health insurance
Segment Reporting Information [Line Items]
Gross premiums earned	1,828	1,852
P&C Insurance Operations
Segment Reporting Information [Line Items]
Gross premiums earned	61,316	60,994
Reinsurance premium ceded	(6,272)	(5,830)
Net premiums earned	55,044	55,164
P&C Insurance Operations | Dwelling fire & extended coverage
Segment Reporting Information [Line Items]
Gross premiums earned	36,373	35,367
P&C Insurance Operations | Homeowners (Including mobile homeowners)
Segment Reporting Information [Line Items]
Gross premiums earned	22,831	23,595
P&C Insurance Operations | Other liability
Segment Reporting Information [Line Items]
Gross premiums earned	$ 2,112	$ 2,032