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Other Current Liabilities
12 Months Ended
Dec. 31, 2021
Other Liabilities Disclosure [Abstract]  
Other Current Liabilities Other Current Liabilities
Other current liabilities are presented in the following table:
 
Year Ended December 31,
20212020
(in thousands)
Current liabilities to clients$16,423 $12,234 
Rebates17,423 14,433 
Accounts payable relating to capital expenditures4,507 4,721 
Other creditors1,088 1,918 
Deferred revenue82 84 
Total$39,523 $33,390