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Net Income Per Share Attributable to Sterling Common Stockholders
3 Months Ended
Mar. 31, 2019
Earnings Per Share [Abstract]  
Net Income Per Share Attributable to Sterling Common Stockholders
13.
NET INCOME PER SHARE ATTRIBUTABLE TO STERLING COMMON STOCKHOLDERS
The following table reconciles the numerators and denominators of the basic and diluted per common share computations for net income attributable to Sterling common stockholders:  
 
Three Months Ended March 31,
 
2019
 
2018
Numerator:
 

 
 

Net income attributable to Sterling common stockholders
$
1,815

 
$
2,489

Denominator:
 
 
 
Weighted average common shares outstanding — basic
26,377

 
26,854

Shares for dilutive unvested stock and warrants
346

 
224

Weighted average common shares outstanding and incremental shares assumed repurchased — diluted
26,723

 
27,078

Basic income per share attributable to Sterling common stockholders
$
0.07

 
$
0.09

Diluted income per share attributable to Sterling common stockholders
$
0.07

 
$
0.09