Property and Equipment, Net

6 Months Ended

Jun. 30, 2012

Property, Plant and Equipment [Abstract]

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, 2012		December 31, 2011		June 30, 2011
Land and land improvements	$	126,396	$	124,216	$	124,892
Quarry property	177,792		175,612		173,055
Buildings and leasehold improvements	80,910		81,272		81,325
Equipment and vehicles	722,724		733,158		772,800
Office furniture and equipment	63,414		55,570		45,840
Property and equipment	1,171,236		1,169,828		1,197,912
Less: accumulated depreciation and depletion	731,572		722,688		733,296
Property and equipment, net	$	439,664	$	447,140	$	464,616

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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