PROPERTY, PLANT, AND EQUIPMENT (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 2,977,904	$ 2,691,738
Less - accumulated depreciation and amortization	1,366,077	1,159,271
Total property, plant and equipment, net	1,611,827	1,532,467
Interest capitalization	5,500	2,000	$ 500
Depreciation inclusive of landfill amortization	247,000	234,000	$ 239,400
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	120,575	100,582
Asset retirement costs (non-landfill)
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	14,567	12,434
Landfill assets
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	139,708	136,624
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	373,160	344,209
Camp equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	152,740	149,361
Vehicles
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	541,022	500,619
Equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,483,736	1,328,915
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	5,492	5,337
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 146,904	$ 113,657