This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Amount of costs incurred to date for the specified restructuring cost.

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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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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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RESTRUCTURING AND OTHER EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Restructuring Reserve [Roll Forward]
Accrual, beginning balance			$ 35,069
Restructuring charges			11,503
Payments and other			(22,483)
Impact of the adoption of ASC 842			(13,849)
Accrual, ending balance	$ 10,240		10,240
Cumulative restructuring costs	427,725		427,725
Transaction costs	574	$ 3,496	970	$ 5,762
2019 Restructuring
Restructuring Reserve [Roll Forward]
Cumulative restructuring costs	5,540		5,540
Severance and Other Employee Related Costs
Restructuring Reserve [Roll Forward]
Accrual, beginning balance			21,454
Restructuring charges			6,363
Payments and other			(20,749)
Impact of the adoption of ASC 842			0
Accrual, ending balance	7,068		7,068
Facility Realignment and Other Costs
Restructuring Reserve [Roll Forward]
Accrual, beginning balance			13,615
Restructuring charges			5,140
Payments and other			(1,734)
Impact of the adoption of ASC 842			(13,849)
Accrual, ending balance	3,172		3,172
Accounting Standards Update 2018-20
Restructuring Reserve [Roll Forward]
Restructuring charge related to asset impairment	$ 147		$ 8,696