Note 3 - Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

	Remainder of 201 9		20 20		20 21
License and related revenues	$	8,494	$	4,192	$	1,500

Disaggregation of Revenue [Table Text Block]

	Three months ended March 3 1 , 201 9 (unaudited)						Three months ended March 3 1 , 2018 (unaudited)
	Licensing and related revenues		Royalties		Total		Licensing and related revenues		Royalties		Total
Primary geographical markets
United States	$	1,493	$	286	$	1,779	$	1,360	$	347	$	1,707
Europe and Middle East		1,382		1,960		3,342		1,338		1,115		2,453
Asia Pacific		8,136		3,712		11,848		7,385		6,024		13,409
Total	$	11,011	$	5,958	$	16,969	$	10,083	$	7,486	$	17,569
Major product/service lines
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT and SATA/SAS)	$	6,631	$	5,620	$	12,251	$	6,358	$	6,961	$	13,319
Smart sensing products (AI, audio/sound and imaging and vision)		4,380		338		4,718		3,725		525		4,250
Total	$	11,011	$	5,958	$	16,969	$	10,083	$	7,486	$	17,569
Timing of revenue recognition
Products transferred at a point in time	$	7,911	$	5,958	$	13,869	$	7,524	$	7,486	$	15,010
Products and services transferred over time		3,100		—		3,100		2,559		—		2,559
Total	$	11,011	$	5,958	$	16,969	$	10,083	$	7,486	$	17,569

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

	March 3 1 , 201 9 (unaudited)		December 3 1 , 2018
Trade receivables	$	11,179	$	9,971
Unbilled receivables (associated with licensing and related revenue)		2,965		6,745
Unbilled receivables (associated with royalties)		5,207		9,440
Deferred revenues (short-term contract liabilities)		2,811		3,593