Note 3 - Revenue From Contracts With Customers (Tables)

3 Months Ended

Mar. 28, 2020

Notes Tables

Disaggregation of Revenue [Table Text Block]

Major Class of Revenue	Three Months Ended
	March 28,				March 30,
(In thousands)	2020				2019
Product	$	93,225	96	%	$	91,612	93	%
Licensing and services		4,091	4	%		6,479	7	%
Total revenue	$	97,316	100	%	$	98,091	100	%

Revenue by Channel	Three Months Ended
	March 28,				March 30,
(In thousands)	2020				2019
Product revenue - Distributors	$	75,455	78	%	$	77,472	79	%
Product revenue - Direct		17,770	18	%		14,140	14	%
Licensing and services revenue		4,091	4	%		6,479	7	%
Total revenue	$	97,316	100	%	$	98,091	100	%

Revenue by Geographical Market	Three Months Ended
	March 28,				March 30,
(In thousands)	2020				2019
United States	$	13,319	14	%	$	12,895	13	%
Other Americas		3,268	3	%		3,975	4	%
Americas		16,587	17	%		16,870	17	%
China		43,499	45	%		48,305	49	%
Taiwan		9,859	10	%		2,678	3	%
Japan		7,999	8	%		11,857	12	%
Other Asia		7,336	8	%		6,171	7	%
Asia		68,693	71	%		69,011	71	%
Europe		12,036	12	%		12,210	12	%
Total revenue	$	97,316	100	%	$	98,091	100	%

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

(In thousands)
Contract assets as of December 28, 2019	$	5,569
Revenues recorded during the period		3,103
Transferred to Accounts receivable or collected		(3,238	)
Contract assets as of March 28, 2020	$	5,434

(In thousands)
Contract liabilities as of December 28, 2019	$	2,313
Accruals for estimated future stock rotation and scrap returns		990
Less: Release of accruals for recognized stock rotation and scrap returns		(376	)
Contract liabilities as of March 28, 2020	$	2,927