Investments, Part IV (Details) (Recurring [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	$ 251,443	$ 248,821
Fixed maturities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	210,045	214,888
Equity securities [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	21,703	18,924
Cash equivalents [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	19,695	15,009
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	35,506	28,157
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	15,811	13,148
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	19,695	15,009
Significant Other Observable Inputs (Level 2) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Assets at fair value	213,673	218,450
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	207,781	212,674
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	5,892	5,776
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	2,264	2,214
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	2,264	2,214
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