Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2012

Property and equipment, which includes assets under capital leases, is comprised of the following (in thousands):


	As of December 31,
	2012		2011

Buildings	$	2,134	$	2,086
Land		504		504
Machinery, equipment and tooling		88,222		81,464
Furniture and office equipment		12,672		12,003
Computers and software		130,357		111,793
Automobiles		18		18
Leasehold improvements		16,380		15,494
Projects in progress – computers and software		2,217		9,135
Projects in progress - other		15,561		11,332

		268,065		243,829
Less accumulated depreciation and amortization		(166,716)		(146,007)

Net property and equipment	$	101,349	$	97,822

Other items related to property and equipment are as follows (in thousands):


	As of December 31,

	2012		2011

Unamortized computer software costs	$	48,873	$	42,134

Depreciation and Amortization Related to Property and Equipment


	Year Ended December 31,

	2012		2011		2010

Amortization of capitalized software	$	7,912	$	6,180	$	5,624
Total depreciation expense charged to income		21,504		20,680		20,291

- 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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