Note 4 - Balance Sheet Components (Tables)

12 Months Ended

Jan. 01, 2022

Notes Tables

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

	January 1,		January 2,
(In thousands)	2022		2021
Accounts receivable	$	79,859	$	64,635
Less: Allowance for credit losses		—		(54	)
Accounts receivable, net of allowance for credit losses	$	79,859	$	64,581

Schedule of Inventory, Current [Table Text Block]

	January 1,		January 2,
(In thousands)	2022		2021
Work in progress	$	43,546	$	34,724
Finished goods		24,048		29,875
Total inventories, net	$	67,594	$	64,599

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

	January 1,		January 2,
(In thousands)	2022		2021
Liability for non-cancelable contracts	$	9,930	$	8,492
Current portion of operating lease liabilities		5,696		4,149
Contract liability under ASC 606		4,768		3,068
Other accrued expenses		6,050		5,702
Total accrued expenses	$	26,444	$	21,411

Schedule of Capitalized Software Costs [Table Text Block]

(In thousands)
Cloud based computing implementation costs as of December 28, 2019	$	2,543
Costs capitalized		983
Amortization		(695	)
Cloud based computing implementation costs as of January 2, 2021	$	2,831
Costs capitalized		324
Amortization		(775	)
Cloud based computing implementation costs as of January 1, 2022	$	2,380