Consolidated Balance Sheets (unaudited) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Fixed income securities, amortized cost	$ 32,872	$ 26,793
Equity investments, cost	1,000	1,000
Premiums receivable, allowance for doubtful accounts	$ 33	$ 38
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, authorized shares	10,000,000	10,000,000
Common stock, issued shares	6,108,125	6,108,125
Common stock, outstanding shares	5,956,766	5,956,766
Treasury stock, shares	151,359	151,359
Series B Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 25.00	$ 25.00
Preferred stock, authorized shares	1,000,000	1,000,000
Preferred stock, issued shares	120,000	120,000
Preferred stock, outstanding shares	120,000	120,000