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Segments (Schedule of Gross and Net Premiums Written) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Segment Reporting Information [Line Items]        
Gross premiums written $ 18,538 $ 18,493 $ 35,707 $ 35,457
Reinsurance premium ceded (1,721) (1,720) (2,852) (2,747)
Net premiums written 16,817 16,773 32,855 32,710
Life Insurance Operations        
Segment Reporting Information [Line Items]        
Gross premiums written 1,499 1,533 3,067 3,070
Reinsurance premium ceded (14) (23) (43) (48)
Net premiums written 1,485 1,510 3,024 3,022
Life Insurance Operations | Traditional life insurance        
Segment Reporting Information [Line Items]        
Gross premiums written 1,093 1,124 2,238 2,243
Life Insurance Operations | Accident and health insurance        
Segment Reporting Information [Line Items]        
Gross premiums written 406 409 829 827
P&C Insurance Operations        
Segment Reporting Information [Line Items]        
Gross premiums written 17,039 16,960 32,640 32,387
Reinsurance premium ceded (1,707) (1,697) (2,809) (2,699)
Net premiums written 15,332 15,263 29,831 29,688
P&C Insurance Operations | Dwelling fire & extended coverage        
Segment Reporting Information [Line Items]        
Gross premiums written 10,040 9,716 19,471 18,908
P&C Insurance Operations | Homeowners (Including mobile homeowners)        
Segment Reporting Information [Line Items]        
Gross premiums written 6,409 6,674 12,036 12,386
P&C Insurance Operations | Other liability        
Segment Reporting Information [Line Items]        
Gross premiums written $ 590 $ 570 $ 1,133 $ 1,093