CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 82,677	$ 78,443	$ 162,447	$ 153,665
Other Comprehensive Income/ (Loss):
Foreign currency translation adjustments	11,884	(17,664)	10,775	(40,619)
Amortization of cash flow hedge into income, net of tax ($50 and $50, and $100 and $100) for the three-and six-months ended June 30, 2014 and 2013, respectively)	78	78	157	157
Change in fair value of cash flow hedge, net of tax ($55 and $0, and $55 and $0) for the three-and six-months ended June 30, 2014 and 2013, respectively)	(149)	0	(149)	0
Total Other Comprehensive Income/ (Loss)	11,813	(17,586)	10,783	(40,462)
Comprehensive Income	94,490	60,857	173,230	113,203
Less: Comprehensive Income/ (Loss) Attributable to Noncontrolling Interests	980	(692)	1,231	42
Comprehensive Income Attributable to Stericycle, Inc.	$ 93,510	$ 61,549	$ 171,999	$ 113,161