Net Income Per Share Information (Tables)

6 Months Ended

Jun. 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 six months ended June 30, 2014 and 2013: 

	Three months ended June 30,				Six months ended June 30,
	2014		2013		2014		2013
Numerator:
Net income attributable to Waste Connections for basic and diluted earnings per share	$	62,664	$	43,967	$	111,679	$	85,523
Denominator:
Basic shares outstanding		124,230,572		123,610,969		124,096,619		123,496,519
Dilutive effect of stock options and warrants		110,406		191,872		124,000		196,993
Dilutive effect of restricted stock units		507,373		277,582		560,478		299,799
Diluted shares outstanding		124,848,351		124,080,423		124,781,097		123,993,311