Other Current Assets Components of Other Current Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Tax receivables principally value added taxes	$ 19,318	$ 16,049
Receivable Due From Information Technology Provider	9,687	6,262
Prepaid insurance	1,264	2,918
Derivatives (foreign currency forward exchange contracts)	2,178	838
Prepaid social charges	562	1,216
Service contracts	595	2,013
Prepaid inventory	2,369	684
Recoverable income taxes	228	297
Deferred financing fees	209	207
Prepaid and other current assets	8,965	7,425
Other current assets	$ 45,375	$ 37,909