Segment and Related Information - Operating Profit (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	$ 3,322	$ 4,327	$ 8,812	$ 7,071
Foreign currency exchange loss	803	511	3,730	2,751
Operating segment | Americas
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	6,436	8,139	22,288	20,879
Operating segment | Middle East/Asia/Pacific
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	4,867	2,872	11,687	6,054
Operating segment | Europe
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	3,770	2,623	7,785	6,517
Operating segment | Africa
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	2,520	1,032	5,695	5,117
Corporate
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	$ (14,271)	$ (10,339)	$ (38,643)	$ (31,496)