Supplemental Balance Sheet and Income Statement Information - Other Expense (Income) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Other expense (income)
Losses (gains) on sales, disposals and involuntary conversions of long-lived assets	$ 8,522	$ 1,391
Litigation expenses and reserves	1,494	700
Foreign currency transaction losses (gains)	2,379	(645)
(Gain) loss on debt buyback	(8,062)	(15,742)
Other losses (gains)	530	(2,814)
Other, net	$ 4,863	$ (17,110)