8. Property and Equipment, Net


(Amounts in Thousands) As of December 31,	2011			2010
Land	$	7,593		$	2,604
Building		21,516			14,658
Software		26,428			18,002
Computer equipment		15,471			10,114
Other equipment		17,239			3,829
Leasehold improvements		1,335			1,339
		89,582			50,546
Less: Accumulated depreciation and amortization		(28,029	)		(19,657	)
	$	61,553		$	30,889

Depreciation expense was $9,806, $6,039 and $4,768 for the years ended December 31, 2011, 2010 and 2009.

- 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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