SEGMENT REPORTING - Summary of Revenue Details by Service Line (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Entity Wide Information Revenue From External Customer [Line Items]
Revenues	$ 906,396	$ 890,144	$ 891,621	$ 874,181	$ 888,304	$ 718,596	$ 715,689	$ 663,319	$ 3,562,342	$ 2,985,908	$ 2,555,601
Regulated waste and compliance services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues									2,061,416	2,064,866	1,955,761
Secure Information Destruction Services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues									747,510	178,085
Communication and related services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues									370,500	334,142	268,565
Manufacturing and Industrial Services
Entity Wide Information Revenue From External Customer [Line Items]
Revenues									$ 382,916	$ 408,815	$ 331,275