Net Income Per Share Information (Tables)

9 Months Ended

Sep. 30, 2014

Net Income Per Share Information [Abstract]

Basic and Diluted Net Income Per Common Share

The following table sets forth the calculation of the numerator and denominator used in the computation of basic and diluted net income per common share attributable to the Company’s common stockholders for the three and nine months ended September 30, 2014 and 2013: 

	Three months ended September 30,				Nine months ended September 30,
	2014		2013		2014		2013
Numerator:
Net income attributable to Waste Connections for basic and diluted earnings per share	$	60,084	$	60,706	$	171,763	$	146,229
Denominator:
Basic shares outstanding		124,342,493		123,676,936		124,179,478		123,557,317
Dilutive effect of stock options and warrants		62,205		182,175		103,401		192,054
Dilutive effect of restricted stock units		365,283		420,555		495,413		340,051
Diluted shares outstanding		124,769,981		124,279,666		124,778,292		124,089,422