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Leasehold Improvements, Equipment and Construction in Progress, Net (Tables)

6 Months Ended

Jun. 30, 2012

Leasehold Improvements, Equipment and Construction in Progress, Net

Summary of leasehold improvements, equipment, and construction in progress and related accumulated depreciation and amortization

	Ranges of Estimated useful life	June 30, 2012			December 31, 2011
		(Unaudited)
Equipment	2-5 years	$	12,097		$	12,021
Software	3-10 years	13,144			12,643
Vehicles	4 years	9,199			9,405
Other	10 years	2,503			2,464
Leasehold improvements	Shorter of lease term or economic life up to 10 years	9,386			9,732
Construction in progress		3,016			2,255
		49,345			48,520
Less accumulated depreciation and amortization		(32,928		)	(31,788		)
Leasehold improvements, equipment and construction in progress, net		$	16,417		$	16,732

- Definition

Tabular disclosure of the useful life and salvage value of 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.

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