Disclosures About Fair Value of Financial Instruments, Fair Value Measured on a Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities	$ 232,472	$ 210,386
Equity securities	22,922	20,758
Recurring [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities	232,472	210,386
Equity securities	22,922	20,758
Cash equivalents	7,173	8,250
Assets at fair value	262,567	239,394
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	0	11,413
Equity securities	22,922	16,398
Cash equivalents	7,173	8,250
Assets at fair value	30,095	36,061
Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities	232,472	197,907
Equity securities	0	4,360	[1]
Cash equivalents	0	0
Assets at fair value	232,472	202,267
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Financial instruments carried at fair value measured on a recurring basis [Abstract]
Fixed maturities	0	1,066	[1]
Equity securities	0	0
Cash equivalents	0	0
Assets at fair value	$ 0	$ 1,066

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