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Condensed Consolidated Statements of Comprehensive Income (Loss) - Unaudited - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Statement Of Income And Comprehensive Income [Abstract]    
NET INCOME (LOSS) $ 111 $ (126)
Other Comprehensive Income (Loss):    
Unrealized gain (loss) on available-for-sale securities, net of taxes 21 (3)
TOTAL OTHER COMPREHENSIVE INCOME (LOSS) 21 (3)
COMPREHENSIVE INCOME (LOSS) $ 132 $ (129)