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Cash, Cash Equivalents and Term Deposit (Tables)
9 Months Ended
Sep. 30, 2022
Cash and Cash Equivalents [Abstract]  
Cash and Cash Equivalents by Geographic Region
Cash and cash equivalents were held in the following geographic regions:
(In thousands)September 30, 2022December 31, 2021
North America$5,912 $6,430 
People's Republic of China ("PRC")14,55416,000
Asia (excluding the PRC)20,06511,798
Europe9,98217,604
South America11,1688,981
Total cash and cash equivalents
$61,681 $60,813