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Accrued Compensation (Tables)
 12 Months Ended
Dec. 31, 2021
Payables and Accruals [Abstract]  
Components of Accrued Compensation
The components of accrued compensation were as follows: 
December 31,
(In thousands)20212020
Accrued bonus$3,460 $7,602 
Accrued commission1,140 1,779 
Accrued salary/wages6,234 7,107 
Accrued social insurance (1)
7,562 7,375 
Accrued vacation/holiday3,343 3,307 
Other accrued compensation2,478 1,761 
Total accrued compensation$24,217 $28,931 
(1)PRC employers are required by law to remit the applicable social insurance payments to their local government. Social insurance is comprised of various components such as pension, medical insurance, job injury insurance, unemployment insurance, and a housing assistance fund, and is administered in a manner similar to social security in the United States. This amount represents our estimate of the amounts due to the PRC government for social insurance on December 31, 2021 and 2020.
The components of other accrued liabilities were as follows: 
December 31,
(In thousands)20212020
Duties$4,128 $4,469 
Expense associated with fulfilled performance obligations991 1,372 
Freight and handling fees 3,317 2,218 
Operating lease obligations4,769 6,094 
Product warranty claim costs1,095 1,721 
Professional fees4,685 3,794 
Sales and value added taxes5,463 5,118 
Short-term contingent consideration— 1,758 
Other (1)
6,392 6,513 
Total other accrued liabilities$30,840 $33,057 
(1)Includes $0.4 million and $0.3 million of contract liabilities at December 31, 2021 and 2020, respectively.