Allowance for Expected Credit Losses - Change In Allowance for Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Trade receivables
Beginning balance	$ 75,176	$ 53,412	$ 51,501
Charges to cost and expenses, net of recoveries	3,934	9,326	734
Write-offs	(2,015)
Currency effects and other, net	(2,759)	5,468	1,177
Ending balance	74,336	75,176	53,412
Short-term contract assets
Beginning balance	3,205	206	0
Charges to cost and expenses, net of recoveries	0	0	206
Write-offs	0
Currency effects and other, net	(812)	220	0
Ending balance	2,393	3,205	206
Long-term receivables
Beginning balance, January 1,	67,842	68,555	68,792
Currency effects and other, net	(146)	(34)	(237)
Ending balance, December 31,	67,696	67,842	68,555
Adoption of ASU 2016-13
Trade receivables
Beginning balance		6,970
Ending balance			6,970
Short-term contract assets
Beginning balance		2,779
Ending balance			2,779
Long-term receivables
Beginning balance, January 1,	$ 0	(679)	0
Ending balance, December 31,		$ 0	$ (679)

Accounts Receivable, Allowance For Credit Loss, Foreign Currency Translation And Other

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Contract With Customer, Asset, Allowance For Credit Loss, Foreign Currency Translation And Other

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Amount of allowance for credit loss on accounts receivable.

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Amount of direct write-downs of accounts receivable charged against the allowance.

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Amount of allowance for credit loss for right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of writeoff of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, charged against allowance for credit loss.

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Amount of expense (reversal of expense) for expected credit loss on right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of foreign currency translation gain (loss) which (increases) decreases allowance for credit loss on financing receivable.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of expense (reversal of expense) for expected credit loss on accounts receivable.

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