Asset Impairment Charges and Facility Closing and Reorganization Costs - Facility Closing and Reorganization Costs (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Restructuring Reserve [Roll Forward]
Charges and Adjustments	$ (74,992)	$ (24,913)	$ (8,719)
Cash charges
Restructuring Reserve [Roll Forward]
Accrued charges at beginning of period	8,469	7,542
Charges and Adjustments	(35,417)	(19,164)
Payments	(29,305)	(18,237)
Accrued Charges at end of period	14,581	8,469	7,542
Cash charges \| Workforce reduction costs
Restructuring Reserve [Roll Forward]
Accrued charges at beginning of period	5,863	3,610
Charges and Adjustments	(27,460)	(14,033)
Payments	(20,110)	(11,780)
Accrued Charges at end of period	13,213	5,863	3,610
Cash charges \| Shutdown costs
Restructuring Reserve [Roll Forward]
Accrued charges at beginning of period	0	0
Charges and Adjustments	(7,349)	(3,792)
Payments	(7,349)	(3,792)
Accrued Charges at end of period	0	0	0
Cash charges \| Lease obligations after shutdown
Restructuring Reserve [Roll Forward]
Accrued charges at beginning of period	2,606	3,932
Charges and Adjustments	(143)	(1,021)
Payments	(1,381)	(2,347)
Accrued Charges at end of period	1,368	2,606	3,932
Cash charges \| Other
Restructuring Reserve [Roll Forward]
Accrued charges at beginning of period	0	0
Charges and Adjustments	(465)	(318)
Payments	(465)	(318)
Accrued Charges at end of period	0	0	$ 0
Other charges (gains)
Restructuring Reserve [Roll Forward]
Charges and Adjustments	(39,575)	(5,749)
Other charges (gains) \| Write-down of assets
Restructuring Reserve [Roll Forward]
Charges and Adjustments	(45,450)	(5,602)
Other charges (gains) \| (Gain) loss on sale of related assets
Restructuring Reserve [Roll Forward]
Charges and Adjustments	(6,062)	138
Other charges (gains) \| Other
Restructuring Reserve [Roll Forward]
Charges and Adjustments	$ (187)	$ (9)

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 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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