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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Statement of Comprehensive Income [Abstract]    
Net income (loss) $ (1,663) $ 5,508
Other comprehensive income, net of tax    
Unrealized gain on investments available for sale, net of tax 32 87
Total other comprehensive income, net of tax 32 87
Comprehensive income (loss) $ (1,631) $ 5,595