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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

RESTRUCTURING CHARGES (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
RESTRUCTURING CHARGES (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 1,899	$ 0	$ 6,319	$ 0
Minimum
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected future cost (approximate)	12,000		12,000
Maximum
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected future cost (approximate)	$ 15,000		$ 15,000