Property and Equipment Property and Equipment (Tables)

3 Months Ended

Apr. 04, 2015

Property and equipment are stated at cost. Depreciation is calculated using the straight-line method over estimated useful lives as follows:



	Useful Lives
Building	39 years
Building improvements	7 years
Leasehold improvements	Lesser of useful life or term of lease
Machinery and equipment	5 years
Vehicles	5 years
Tooling	3 years
Computer equipment	2 to 6 years
Furniture and office equipment	2 to 6 years
Demonstration units	3 years

Property and equipment, net, consists of the following (in thousands):



	April 4, 2015			January 3, 2015
Machinery and equipment	$	39,383		$	38,588
Building and improvements	38,027			30,678
Land	22,894			22,894
Computer equipment	13,563			13,035
Tooling	12,603			12,317
Leasehold improvements	9,800			9,912
Furniture and office equipment	6,965			4,864
Demonstration units	948			972
Vehicles	45			45
Construction-in-progress	23,139			25,731
Total property and equipment	167,367			159,036
Accumulated depreciation and amortization	(58,702		)	(57,084		)
Property and equipment, net	$	108,665		$	101,952