Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Statement of Financial Position [Abstract]
Fixed maturities, available-for-sale, amortized cost	$ 86,539	$ 87,714
Equity securities, cost	$ 32,055	$ 31,255
Preferred stock, shares authorized	1,000	1,000
Preferred stock, shares issued	0	0
Common stock, no par value
Common stock, shares authorized	10,000	10,000
Common stock, shares issued	1,889	1,887
Common stock, shares outstanding	1,889	1,887
Common stock, held by Company's subsidiary	292	292