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Note 12 - Loss Per Common Share
6 Months Ended
Jun. 30, 2021
Notes to Financial Statements  
Earnings Per Share [Text Block]

Note 12Loss Per Common Share

 

Basic loss per common share is determined by dividing net loss by the weighted average number of common shares outstanding during the period. Diluted loss per share is determined by dividing net loss by the weighted average number of common shares outstanding, assuming all potentially dilutive shares were issued. We apply the treasury stock method to determine the dilutive weighted average common shares represented by unvested restricted stock units and employee stock purchase plan (“ESPP”) shares.

 

The following table summarizes the basic and diluted loss per share calculations (in thousands, except per share amounts):

 

  

Three Months Ended

 

Six Months Ended

  

June 30,

 

June 30,

  

2021

 

2020

 

2021

 

2020

Numerator

                

Net loss

 $(12,617) $(34,245) $(36,503) $(120,223)

Denominator

                

Basic and diluted weighted average common shares (1)

 228,013 225,853 227,519 225,855

Loss per common share:

                

Basic and diluted

 $(0.06) $(0.15

)

 $(0.16) $(0.53)

(1) Approximate number of unvested restricted stock units and stock to be issued pursuant to the ESPP that have been excluded from the computation of diluted loss per share as the effect would be anti-dilutive when results from operations are at a net loss position.

 1,329 707 1,688 955