Taxes Receivable (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Current
VAT Receivable	$ 21,918	$ 35,977
Income Tax Receivable	23,588	13,948
Tax Receivable	45,506	49,925
Long-Term
VAT Receivable	0	28,485
Income Tax Receivable	17,522	14,150
Tax Receivable	17,522	42,635
VAT Payable	6,620	0
Total Taxes Receivable net of Taxes Payable	56,408	92,560
VAT Receivable
Beginning balance	64,462	118,646
Collected through direct government refunds	(604)	(40,884)
Collected through sales contracts	(105,858)	(46,326)
Taxes paid	63,792	43,719
Current tax expense	0	0
Foreign exchange loss	(6,494)	(10,693)
Ending Balance	15,298	64,462
Income Tax Receivable
Beginning balance	28,098	43,061
Collected through direct government refunds	(14,228)	(26,471)
Collected through sales contracts	0	0
Taxes paid	36,352	14,611
Current tax expense	(4,479)	(754)
Foreign exchange loss	(4,633)	(2,349)
Ending balance	41,110	28,098
Total Taxes Receivable
Beginning balance	92,560	161,707
Collected through direct government refunds	(14,832)	(67,355)
Collected through sales contracts	(105,858)	(46,326)
Taxes paid	100,144	58,330
Current tax expense	(4,479)	(754)
Foreign exchange loss	(11,127)	(13,042)
Ending balance	56,408	92,560
Total Taxes Receivable net of Taxes Payable	$ 56,408	$ 92,560