REVENUES FROM CONTRACTS WITH CUSTOMERS (Tables)

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Revenues Disaggregated by Service, Primary Geographical Regions and Timing of Revenue Recognition

The following table presents revenues disaggregated by service and reportable segments:

In millions
	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Revenue by Service
Regulated Waste and Compliance Services	$	448.4	$	463.0	$	901.2	$	936.6
Secure Information Destruction Services	231.4		209.7		442.8		404.1
Total Revenues	$	679.8	$	672.7	$	1,344.0	$	1,340.7
North America
Regulated Waste and Compliance Services	$	365.6	$	362.2	$	727.8	$	729.0
Secure Information Destruction Services	203.0		180.4		384.5		347.3
Total North America Segment	$	568.6	$	542.6	$	1,112.3	$	1,076.3
International
Regulated Waste and Compliance Services	$	82.8	$	100.8	$	173.4	$	207.6
Secure Information Destruction Services	28.4		29.3		58.3		56.8
Total International Segment	$	111.2	$	130.1	$	231.7	$	264.4

Schedule of Total Contract Acquisition Costs

Total contract acquisition costs, net of accumulated amortization, were classified as follows:

In millions
	June 30, 2022		December 31, 2021
Other current assets	$	13.4	$	12.4
Other assets	36.9		34.3
Total contract acquisition costs	$	50.3	$	46.7

Schedule of Allowance for Credit Loss Activity

The changes in allowance for doubtful accounts were reported as follows:

In millions
	Six Months Ended June 30,
	2022		2021
Beginning Balance	$	43.3	$	56.2
Bad debt expense, net of recoveries	16.6		1.8
Write-offs	(5.9)		(9.4)
Other changes	0.4		0.5
Ending Balance	$	54.4	$	49.1