ACQUISITIONS - Summary of Acquisitions Location, Services and Type (Detail)	3 Months Ended
Mar. 31, 2018 Entity
Business Acquisition [Line Items]
Number of acquisitions	9
Regulated Waste
Business Acquisition [Line Items]
Number of acquisitions	1
Secure Information Destruction
Business Acquisition [Line Items]
Number of acquisitions	8
United States
Business Acquisition [Line Items]
Number of acquisitions	9
United States \| Regulated Waste
Business Acquisition [Line Items]
Number of acquisitions	1
United States \| Secure Information Destruction
Business Acquisition [Line Items]
Number of acquisitions	8

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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