Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (1,113)	$ (1,067)	$ (900)	$ (2,866)
Unrealized investment gains (losses):
Unrealized investment gains (losses) during the period	(376)	519	(2,222)	904
Income tax (benefit) expense	0	281	0	281
Unrealized investment gains (losses), net of tax	(376)	238	(2,222)	623
Less: reclassification adjustments to:
Net realized investment gains (losses) included in net income (loss)	(4)	(1)	(4)	50
Income tax (benefit) expense	0	0	0	0
Total reclassifications included in net income (loss), net of tax	(4)	(1)	(4)	50
Other comprehensive income (loss)	(372)	239	(2,218)	573
Total comprehensive income (loss)	$ (1,485)	$ (828)	$ (3,118)	$ (2,293)