Financial Statement Components (Tables)

9 Months Ended

Sep. 29, 2018

The following tables provide details of selected financial statement components as of the following dates (in thousands):

	At
	September 29, 2018			December 30, 2017
Inventories:
Raw materials and sub-assemblies	$	31,619		$	32,187
Work in process		20,590			13,498
Finished goods		6,675			7,175
Inventories		58,884			52,860
Inventories-delivered systems		1,858			1,534
Total inventories	$	60,742		$	54,394

Property, plant and equipment, net:⁽¹⁾
Land	$	15,571		$	15,573
Building and improvements		21,226			20,880
Machinery and equipment		39,652			36,380
Furniture and fixtures		2,494			2,420
Software		9,915			9,558
Capital in progress		2,919			4,418
Total property, plant and equipment, gross		91,777			89,229
Accumulated depreciation and amortization		(48,642	)		(44,419	)
Total property, plant and equipment, net	$	43,135		$	44,810

⁽¹⁾Total depreciation and amortization expense was $1.6 million and $1.6 million for the three months ended September 29, 2018 and September 30, 2017, respectively, and $4.9 million and $5.1 million for the nine months ended September 29, 2018 and September 30, 2017, respectively.

Other Current Liabilities:
Accrued warranty	$	4,258		$	4,863
Accrued taxes		1,201			813
Third party commissions		837			76
Accrued professional services		537			534
Other		1,637			963
Total other current liabilities	$	8,470		$	7,249

Components of Accumulated Other Comprehensive Income (Loss)

	Foreign Currency Translations			Defined Benefit Pension Plans			Unrealized Income (Loss) on Investment			Accumulated Other Comprehensive Income (Loss)
Balance as of December 30, 2017	$	(1,647	)	$	(387	)	$	(90	)	$	(2,124	)
Current period change		(530	)		—			7			(523	)
Balance as of September 29, 2018	$	(2,177	)	$	(387	)	$	(83	)	$	(2,647	)