Property and Equipment Property and Equipment (Tables)

9 Months Ended

Oct. 03, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

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

	Useful Lives
Buildings	39 years
Building and land improvements	7 to 10 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):

	October 3, 2015			January 3, 2015
Machinery and equipment	$	42,305		$	38,588
Building and improvements	72,738			30,678
Land	23,737			22,894
Computer equipment	14,829			13,035
Tooling	13,178			12,317
Leasehold improvements	7,711			9,912
Furniture and office equipment	8,713			4,864
Demonstration units	979			972
Vehicles	45			45
Construction-in-progress	6,937			25,731
Total cost	191,172			159,036
Accumulated depreciation and amortization	(62,603		)	(57,084		)
Property and equipment, net	$	128,569		$	101,952