CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2017	Dec. 31, 2016
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
Net income		$ 4,528	$ 2,636
Available-for-sale securities:
Gross unrealized holding gain arising in the period		15,200	4,512
Related income tax effect		(5,320)	(1,579)
Less: reclassification adjustment for net realized gains included in net income	[1]	(9,168)	(2,595)
Related income tax effect	[2]	3,209	908
Total other comprehensive income, net of tax		3,921	1,246
Total comprehensive income		$ 8,449	$ 3,882

[1] Realized gains on available-for-sale securities recognized in realized investment gains, net on the accompanying consolidated statements of operations.

[2] Income tax effect on reclassification adjustment for net realized gains included in income tax expense on the accompanying consolidated statements of operations.