Property and Equipment, Net

6 Months Ended

Jun. 30, 2015

Property, Plant and Equipment [Abstract]

Property and Equipment, Net

Property and Equipment, net

Balances of major classes of assets and allowances for depreciation and depletion are included in property and equipment, net on our condensed consolidated balance sheets as follows:

(in thousands)	June 30, 2015		December 31, 2014		June 30, 2014
Equipment and vehicles	$	768,831	$	767,313	$	769,271
Quarry property	172,009		172,081		170,279
Land and land improvements	110,452		110,235		120,982
Buildings and leasehold improvements	82,628		82,655		83,994
Office furniture and equipment	70,903		70,820		70,192
Property and equipment	1,204,823		1,203,104		1,214,718
Less: accumulated depreciation and depletion	812,834		793,451		788,018
Property and equipment, net	$	391,989	$	409,653	$	426,700