Other Items Impacting Comparability - Summary (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Items Impacting Comparability [Abstract]
Restructuring and other, net	$ 35,308	$ 5,597	$ 17,265
ERP implementation costs	21,260	742	0
Goodwill impairment	0	15,513	0
Restructuring and other items, net	56,568	21,852	17,265
Tax reform related bonus	0	0	23,278
Operating tax adjustment	0	0	2,205
Pension related adjustments	0	0	5,454
Gain on sale of property	(18,614)	0	(24,122)
Total	$ 37,954	$ 21,852	$ 24,080

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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