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Restructuring Expenses (Tables)
 12 Months Ended
Dec. 31, 2021
Restructuring and Related Activities [Abstract]  
Summary of Restructuring Expenses
The following table summarizes the total restructuring expenses recognized in the Company’s Consolidated Statements of Operations for the years ended December 31, 2021, 2020, and 2019:
Year Ended December 31,
202120202019
(In thousands)
Cost of product and service revenues$389 $2,564 $— 
Research and development105 3,716 — 
Selling, general, and administrative1,526 3,681 — 
Total restructuring expenses$2,020 $9,961 $—