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Other Current Liabilities
 3 Months Ended
Mar. 31, 2022
Other Current Liabilities [Abstract]  
Other Current Liabilities Other Current Liabilities
    Other current liabilities at March 31, 2022 and December 31, 2021 consisted of the following:
March 31, 2022December 31, 2021
(Unaudited)
 (In thousands)
Customer advances (deposits)$26,416 $24,393 
Acquisition obligations (upfront purchase and contingent consideration)2,428 2,444 
Total$28,844 $26,837