Investments, Fair Value Measured on a Recurring Basis (Details) - Recurring [Member] - USD ($) $ in Thousands		Jun. 30, 2016	Dec. 31, 2015
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		$ 241,796	$ 242,227
Fixed Maturities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		208,833	205,324
Equity Securities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		20,428	23,131
Cash Equivalents [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		12,535	13,772
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		27,473	32,017
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Maturities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		14,938	18,245
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash Equivalents [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		12,535	13,772
Significant Other Observable Inputs (Level 2) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		211,955	207,973
Significant Other Observable Inputs (Level 2) [Member] | Fixed Maturities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		206,465	203,087
Significant Other Observable Inputs (Level 2) [Member] | Equity Securities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	[1]	5,490	4,886
Significant Other Observable Inputs (Level 2) [Member] | Cash Equivalents [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		0	0
Significant Unobservable Inputs (Level 3) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		2,368	2,237
Significant Unobservable Inputs (Level 3) [Member] | Fixed Maturities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	[1]	2,368	2,237
Significant Unobservable Inputs (Level 3) [Member] | Equity Securities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		0	0
Significant Unobservable Inputs (Level 3) [Member] | Cash Equivalents [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value		$ 0	$ 0

[1] All underlying securities are financial service industry related.