CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net (loss) income	$ (65.9)	$ (80.9)	$ (10.4)	$ (104.9)
Currency translation adjustments	(18.2)	30.3	(24.6)	1.5
Cumulative currency translation loss realized through disposition of operations	3.8	87.2	3.8	87.2
Total other comprehensive (loss) income	(14.4)	117.5	(20.8)	88.7
Comprehensive (loss) income	(80.3)	36.6	(31.2)	(16.2)
Less: comprehensive income (loss) attributable to noncontrolling interests	0.1	0.4	0.2	1.1
Comprehensive (loss) income attributable to Stericycle, Inc. common shareholders	(80.4)	36.2	(31.4)	(17.3)
JAPAN
Cumulative currency translation loss realized through disposition of operations	3.8	0.0	3.8	0.0
ARGENTINA
Cumulative currency translation loss realized through disposition of operations	$ 0.0	$ 87.2	$ 0.0	$ 87.2