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OTHER EXPENSE (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Other Nonoperating Income (Expense) [Abstract]        
Accrued interest and penalties, net $ 68 $ 1,186 $ 23 $ 1,186
Acquisition transaction and other expenses 196 129 531 497
(Gain) on cancellation of Titan notes payable (45) (150)
Other expense $ 264 $ 1,270 $ 554 $ 1,533