Segments (Schedule of Gross and Net Premiums Earned) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Segment Reporting Information [Line Items]
Gross premiums earned	$ 16,702	$ 16,629
Reinsurance premium ceded	(1,643)	(1,589)
Net premiums earned	15,059	15,040
Life Insurance Operations
Segment Reporting Information [Line Items]
Gross premiums earned	1,559	1,580
Reinsurance premium ceded	(31)	(29)
Net premiums earned	1,528	1,551
Life Insurance Operations | Traditional life insurance
Segment Reporting Information [Line Items]
Gross premiums earned	1,144	1,158
Life Insurance Operations | Accident and health insurance
Segment Reporting Information [Line Items]
Gross premiums earned	415	422
P&C Insurance Operations
Segment Reporting Information [Line Items]
Gross premiums earned	15,143	15,049
Reinsurance premium ceded	(1,612)	(1,560)
Net premiums earned	13,531	13,489
P&C Insurance Operations | Dwelling fire & extended coverage
Segment Reporting Information [Line Items]
Gross premiums earned	9,116	8,816
P&C Insurance Operations | Homeowners (Including mobile homeowners)
Segment Reporting Information [Line Items]
Gross premiums earned	5,497	5,720
P&C Insurance Operations | Other liability
Segment Reporting Information [Line Items]
Gross premiums earned	$ 530	$ 513