SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Recently Issued Accounting Pronouncements (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Current net deferred tax	$ 1,948	$ 2,109
ASU 2015-03 | Restatement Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Debt liability	800	600
ASU 2015-17 | Pro Forma Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Current net deferred tax	$ 1,900	$ 2,100