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Employee Stock Benefit Plans
9 Months Ended
Sep. 30, 2022
Disclosure Text Block  
Employee Stock Benefit Plans

9. Employee Stock Benefit Plans

The Company has several share-based compensation plans under which stock options, restricted stock awards, restricted stock units and other share-based awards are available for grant to employees, officers, directors and consultants of the Company.

The following table summarizes share-based compensation expense (in thousands):

Three Months Ended

Nine Months Ended

September 30, 

September 30, 

    

2022

    

2021

    

2022

    

2021

 

Share-based compensation expense:

Research and development

$

1,316

$

1,258

$

3,607

$

3,635

Selling, general and administrative

5,751

 

4,948

 

16,150

12,446

Restructuring expenses

 

 

110

Total share-based compensation expense included in operating expenses

7,067

6,206

19,757

16,191

Income tax benefit

1,165

724

Total share-based compensation expense, net of tax

$

8,232

$

6,206

$

20,481

$

16,191