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Stock-Based Compensation
 6 Months Ended
Jun. 30, 2020
Share-based Payment Arrangement [Abstract]  
Stock-Based Compensation Stock-Based Compensation
The following table presents stock-based compensation expense recognized in the Company’s accompanying condensed consolidated statements of operations:
          
Three Months Ended
June 30,		Six Months Ended
June 30,
(in thousands)2020201920202019
Cost of goods sold$645  $531  $1,263  $971  
Sales and marketing394  508  647  959  
General and administrative1,994  1,881  3,809  3,455  
Research and development352  438  741  693  
Total stock-based compensation expense$3,385  $3,358  $6,460  $6,078