Disclosures About Fair Value of Financial Instruments, Fair Value Measured on a Recurring Basis (Details) - USD ($) $ in Thousands		Dec. 31, 2018	Dec. 31, 2017
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities		$ 210,386	$ 215,108
Equity securities		20,758	23,355
Recurring [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities		210,386	215,108
Equity securities		20,758	23,355
Cash equivalents		8,250	13,855
Assets at fair value		239,394	252,318
Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities		11,413	0
Equity securities		16,398	17,973
Cash equivalents		8,250	13,855
Assets at fair value		36,061	31,828
Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities		197,907	213,739
Equity securities	[1]	4,360	5,382
Cash equivalents		0	0
Assets at fair value		202,267	219,121
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities	[1]	1,066	1,369
Equity securities		0	0
Cash equivalents		0	0
Assets at fair value		$ 1,066	$ 1,369

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