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Earnings Per Share (Tables)
9 Months Ended
Sep. 30, 2020
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
The following table sets forth the computation of the basic and diluted earnings per share for the three and nine months ended September 30, 2019 and 2020 (in thousands, except per share data):
Three months ended September 30,Nine months ended September 30,
2019202020192020
Numerator for basic and diluted earnings per share:
Net income$577 $5,525 $11,964 $7,725 
Less: Earnings allocated to unvested restricted stock(3)(14)(52)(23)
Income attributable to common stockholders$574 $5,511 $11,912 $7,702 
Denominator:
Denominator for basic earnings per common share -
weighted average shares outstanding
17,737 17,895 17,917 17,853 
Effect of dilutive securities:
Stock options31 34 34 39 
Convertible Notes— — 
Denominator for diluted earnings per common share - weighted average shares outstanding17,768 17,932 17,951 17,893 
Basic earnings per common share:$0.03 $0.31 $0.66 $0.43 
Diluted earnings per common share:$0.03 $0.31 $0.66 $0.43