Restructuring Expected Costs - 2020 Projects (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring	$ (1,788)
2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	55,626
Restructuring and Related Cost, Cost Incurred to Date		$ 43,232
Restructuring	(3,480)
Restructuring and Related Cost, Expected Cost Remaining	15,874
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	(7,406)
Employee Severance [Member] | 2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	31,260
Restructuring and Related Cost, Cost Incurred to Date		36,225
Restructuring	(4,965)
Restructuring and Related Cost, Expected Cost Remaining	0
Asset Impairment and Net (Gain) Loss on Sale or Disposal [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	878
Asset Impairment and Net (Gain) Loss on Sale or Disposal [Member] | 2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	6,861
Restructuring and Related Cost, Cost Incurred to Date		6,944
Restructuring	(83)
Restructuring and Related Cost, Expected Cost Remaining	0
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	4,740
Other Restructuring [Member] | 2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	17,505
Restructuring and Related Cost, Cost Incurred to Date		$ 63
Restructuring	1,568
Restructuring and Related Cost, Expected Cost Remaining	$ 15,874