Investments (Major Categories of Investment Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	$ 4,066	$ 3,654
Less: Investment expenses	174	192
Net investment income	3,892	3,462
Fixed Maturities [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	3,686	3,464
Equity Securities [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	104	121
Mortgage Loans on Real Estate [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	14	14
Investment Real Estate [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	7	8
Policy Loans [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	128	121
Company Owned Life Insurance [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	(34)	(219)
Other, Principally Short-term Investments [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gross investment income	$ 161	$ 145