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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2022
Stock-Based Compensation  
Schedule of compensation expense

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Nine Months Ended September 30, 

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(In thousands)

    

2022

    

2021

 

Research and development

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$

504

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$

251

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Sales and Marketing

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183

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212

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General and administrative

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4,904

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4,596

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Stock-based compensation expense

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$

5,591

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$

5,059

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