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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Reconciliation of income tax expense [Abstract]        
Federal income tax provision at statutory rate of 35% $ 764 $ 125 $ 643 $ 607
Dividends-received deduction (24) (24) (48) (46)
Small life insurance company deduction (30) 0 (30) 0
Other permanent differences 15 15 34 33
Income tax expense 725 116 $ 599 594
Federal statutory income tax rate     35.00%  
Components of income tax expense [Abstract]        
Current - Federal 1,063 590 $ 1,063 590
Deferred - Federal (338) (474) (464) 4
Income tax expense 725 $ 116 $ 599 $ 594
SLD as percentage of life insurance company taxable income     60.00%  
Percentage of reduction in SLD     15.00%  
Tentative amount of LICTI to reduction of SLD 3,000   $ 3,000  
Tentative amount of LICTI to phase out of SLD $ 15,000   $ 15,000