Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2011


		Estimated Useful Life
Computer and research equipment		3 years
Furniture		5
Machinery		2-5
Tooling		2-5
Business applications software		5-7
Capital leases and leasehold improvements		Term of lease


	December 31, 2011		January 1, 2011
	(In thousands)
Computer and equipment	$	17,616	$	16,852
Furniture		2,732		2,484
Machinery		3,375		1,981
Tooling		7,303		5,213
Leasehold improvements		15,459		13,532
Software purchased for internal use		8,338		5,771

		54,823		45,833
Less: accumulated depreciation		25,794		20,213

	$	29,029	$	25,620

- 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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