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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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring Charges - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended		15 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Jan. 01, 2020
Restructuring Cost and Reserve [Line Items]
Charges	$ 109,830	$ 45,126	$ 155,000
Forecast
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs				$ 200,000
Minimum
Restructuring Cost and Reserve [Line Items]
Expected savings	$ 650,000