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OTHER INCOME (EXPENSE) , NET Components of Other Income (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Other Income and Expenses [Abstract]        
Interest and investment income $ 9 $ 44 $ 35 $ 101
Income tax expense (356) (665) (475) (494)
Termination fee income, net 0 0 0 745
Total other income (expense), net $ (347) $ (621) $ (440) $ 352