Note 4 - Balance Sheet Components (Tables)

6 Months Ended

Jun. 27, 2020

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	June 27,			December 28,
(In thousands)	2020			2019
Accounts receivable	$	87,514		$	65,023
Less: Allowance for credit losses		(106	)		(106	)
Accounts receivable, net of allowance for credit losses	$	87,408		$	64,917

Schedule of Inventory, Current [Table Text Block]

	June 27,		December 28,
(In thousands)	2020		2019
Work in progress	$	40,020	$	39,855
Finished goods		14,041		15,125
Total inventories	$	54,061	$	54,980

Property, Plant and Equipment [Table Text Block]

	June 27,		December 28,
(In thousands)	2020		2019
United States	$	29,884	$	32,313
China		1,459		1,683
Philippines		2,468		2,683
Taiwan		5,576		1,885
Japan		635		283
Other		246		383
Total foreign property and equipment, net		10,384		6,917
Total property and equipment, net	$	40,268	$	39,230

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	June 27,		December 28,
(In thousands)	2020		2019
Trade accounts payable	$	48,759	$	44,350
Liability for non-cancelable contracts		8,089		6,964
Other accrued expenses		9,418		8,941
Total accounts payable and accrued expenses	$	66,266	$	60,255

Schedule of Capitalized Software Costs [Table Text Block]

(In thousands)
Cloud based computing implementation costs as of December 28, 2019	$	2,543
Costs capitalized during the period		625
Capitalized costs amortized during the period		(230	)
Cloud based computing implementation costs as of June 27, 2020	$	2,938