Note 5 - Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

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

	Remainder of 2023		2024		2025 and thereafter
Licensing and related revenues	$	2,456	$	4,609	$	995

Disaggregation of Revenue [Table Text Block]

	Nine months ended September 30, 2023 (unaudited)						Three months ended September 30, 2023 (unaudited)
	Licensing and related revenues		Royalties		Total		Licensing and related revenues		Royalties		Total
Primary geographical markets
United States	$	1,399	$	4,269	$	5,668	$	360	$	1,208	$	1,568
Europe and Middle East		8,378		2,140		10,518		4,796		828		5,624
Asia Pacific		35,442		21,109		56,551		8,765		8,097		16,862
Other		520		—		520		19		—		19
Total	$	45,739	$	27,518	$	73,257	$	13,940	$	10,133	$	24,073
Major product/service lines
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT and SATA/SAS)	$	40,762	$	20,093	$	60,855	$	13,110	$	7,648	$	20,758
Smart sensing products (AI, sensor fusion, audio/sound and imaging and vision)		4,977		7,425		12,402		830		2,485		3,315
Total	$	45,739	$	27,518	$	73,257	$	13,940	$	10,133	$	24,073
Timing of revenue recognition
Products transferred at a point in time	$	36,504	$	27,518	$	64,022	$	11,479	$	10,133	$	21,612
Products and services transferred over time		9,235		—		9,235		2,461		—		2,461
Total	$	45,739	$	27,518	$	73,257	$	13,940	$	10,133	$	24,073

	Nine months ended September 30, 2022 (unaudited)						Three months ended September 30, 2022 (unaudited)
	Licensing and related revenues		Royalties		Total		Licensing and related revenues		Royalties		Total
Primary geographical markets
United States	$	6,390	$	5,661	$	12,051	$	4,061	$	1,561	$	5,622
Europe and Middle East		4,160		2,227		6,387		1,721		887		2,608
Asia Pacific		45,221		26,574		71,795		12,876		8,944		21,820
Total	$	55,771	$	34,462	$	90,233	$	18,658	$	11,392	$	30,050
Major product/service lines
Connectivity products (baseband for handset and other devices, Bluetooth, Wi-Fi, NB-IoT and SATA/SAS)	$	44,948	$	25,582	$	70,530	$	12,443	$	8,320	$	20,763
Smart sensing products (AI, sensor fusion, audio/sound and imaging and vision)		10,823		8,880		19,703		6,215		3,072		9,287
Total	$	55,771	$	34,462	$	90,233	$	18,658	$	11,392	$	30,050
Timing of revenue recognition
Products transferred at a point in time	$	45,771	$	34,462	$	80,233	$	14,995	$	11,392	$	26,387
Products and services transferred over time		10,000		—		10,000		3,663		—		3,663
Total	$	55,771	$	34,462	$	90,233	$	18,658	$	11,392	$	30,050

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

	September 30, 2023		December 31, 2022
Trade receivables	$	7,997	$	11,136
Unbilled receivables (associated with licensing and related revenue)		12,943		8,436
Unbilled receivables (associated with royalties)		10,123		10,258
Deferred revenues (short-term contract liabilities)		3,994		3,098