Property and Equipment Property and Equipment (Tables)

9 Months Ended

Oct. 01, 2016

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 improvements	7 to 15 years
Leasehold improvements	Lesser of useful life or term of lease
Machinery and equipment	5 to 7 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 1, 2016			January 2, 2016
Building and building improvements	$	85,564		$	78,877
Machinery and equipment	43,184			42,460
Land	23,762			23,738
Computer equipment	15,002			15,023
Tooling	13,234			13,079
Furniture and office equipment	9,502			8,885
Leasehold improvements	8,162			7,734
Demonstration units	979			973
Vehicles	45			45
Construction-in-progress	3,938			7,124
Total property and equipment	203,372			197,938
Accumulated depreciation and amortization	(70,222		)	(65,472		)
Property and equipment, net	$	133,150		$	132,466