EARNINGS PER COMMON SHARE (Tables)

9 Months Ended

Sep. 30, 2014

Earnings Per Share [Abstract]

Earnings Per Common Share

The following table sets forth the computation of basic and diluted earnings per share:

In thousands, except share and per share data
	Three Months Ended September 30,				Nine Months Ended September 30,
	2014		2013		2014		2013
Numerator:
Numerator for basic earnings per share net income attributable to Stericycle, Inc.	$	82,845	$	80,547	$	243,930	$	233,208
Denominator:
Denominator for basic earnings per share-weighted average shares	84,858,360		85,849,656		84,940,975		86,021,764
Effect of diluted securities:
Employee stock options	1,258,095		1,551,909		1,296,227		1,475,512
Denominator for diluted earnings per share-adjusted weighted average shares and after assumed exercises	86,116,455		87,401,565		86,237,202		87,497,276
Earnings per share – Basic	$	0.98	$	0.94	$	2.87	$	2.71
Earnings per share – Diluted	$	0.96	$	0.92	$	2.83	$	2.67