Expected Credit Losses (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2021 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance, beginning of period	$ 3,376
Provision for expected credit losses	126
Amounts written off charged against the allowance	(54)
Other, including foreign currency translation	69
Balance, end of period	3,517
United States
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance, beginning of period	2,902
Provision for expected credit losses	256
Amounts written off charged against the allowance	(54)
Other, including foreign currency translation	78
Balance, end of period	3,182
Other countries
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance, beginning of period	474
Provision for expected credit losses	(130)
Other, including foreign currency translation	(9)
Balance, end of period	335
COVID-19
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Additional reserve for credit loss	$ 1,000