Trade Accounts Receivable (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) Segment	Jun. 30, 2020 USD ($)
Trade Accounts Receivable [Abstract]
Number of portfolio segments | Segment			1
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 3,614	$ 7,027	$ 3,891	$ 6,913
Provision for expected credit losses	138	116	294	356
Accounts written off	(20)	(291)	(373)	(627)
Divestiture		(2,174)		(2,174)
Translation and other activity	17	212	(63)	(431)
Ending balance	$ 3,749	$ 4,890	$ 3,749	4,890
ASU 2016-13 [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Adoption of ASU 2016-13				$ 853