RESTRUCTURING/INTEGRATION COSTS - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018
Restructuring and Related Activities [Abstract]
Restructuring Charges	$ 74	$ 137	$ 2,100

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration