Property and Equipment

12 Months Ended

Dec. 31, 2012

4. Property and Equipment

Property and equipment consist of the following:


	As of December 31,
	2012			2011
Land	$	13,294		$	9,504
Land improvements		3,439			1,688
Buildings		180,945			118,445
Equipment under capital leases		5,310			5,310
Leasehold improvements		24,930			17,305
Computer equipment		55,734			46,993
Furniture, fixtures and equipment		22,124			13,366
Internally developed software		11,039			7,108
Other		1,099			1,098
Construction in progress		12,487			9,590

		330,401			230,407
Less accumulated depreciation and amortization		(61,239	)		(40,460	)

Property and equipment, net	$	269,162		$	189,947

Depreciation and amortization expense associated with property and equipment, including assets under capital lease, totaled $21,264, $16,339, and $11,376 for the years ended December 31, 2012, 2011, and 2010, respectively.

- 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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