Property and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2014

Property and Equipment, Net [Abstract]

Property and Equipment

Property and equipment, net consists of the following: 

	December 31,
	2014		2013
Landfill site costs	$	2,209,749	$	2,015,085
Rolling stock		669,133		602,838
Land, buildings and improvements		403,472		386,099
Containers		289,626		265,432
Machinery and equipment		335,376		311,953
Construction in progress		19,815		14,707
		3,927,171		3,596,114
Less accumulated depreciation and depletion		(1,332,966)		(1,145,465)
	$	2,594,205	$	2,450,649