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Net Income Per Share (Tables)
9 Months Ended
Sep. 30, 2020
Earnings Per Share [Abstract]  
Schedule of basic and diluted net income per share
The following table reconciles basic and diluted net income per share for the three and nine months ended September 30, 2020 and 2019.
 Three Months Ended September 30,
 20202019
 Net IncomeWeighted-Average SharesPer Share
Amount
Net IncomeWeighted-Average SharesPer Share
Amount
Net income available to common stockholders$36,210 53,843,508 $0.67 $36,757 51,433,227 $0.71 
Effect of potentially dilutive stock options and restricted stock awards127,090  136,330  
Diluted net income per share$36,210 53,970,598 $0.67 $36,757 51,569,557 $0.71 
 Nine Months Ended September 30,
 20202019
 Net IncomeWeighted-Average SharesPer Share
Amount
Net IncomeWeighted-Average SharesPer Share
Amount
Net income available to common stockholders$103,465 54,111,848 $1.91 $116,630 50,085,701 $2.33 
Effect of potentially dilutive stock options and restricted stock awards166,034  141,679  
Diluted net income per share$103,465 54,277,882 $1.91 $116,630 50,227,380 $2.32