SEGMENT REPORTING - Summary of Revenues Details by Service Line (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Entity Wide Information Revenue From External Customer [Line Items]
Revenues	$ 892,399	$ 874,181
Regulated waste and compliance services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues	511,177	506,581
Secure Information Destruction Services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues	204,075	184,630
Communication and related services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues	93,516	87,949
Manufacturing and Industrial Services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues	$ 83,631	$ 95,021