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Note 5 - Revenue from Contracts with Customers (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2023

Dec. 31, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
		2023				2022				2023				2022
Revenue by timing
Over time		$	413			$	—			$	1,236			$	1,524
Point-in time			783				2,158				3,144				3,022
Total revenue		$	1,196			$	2,158			$	4,380			$	4,546

		Three Months Ended September 30,								Nine Months Ended September 30,
		2023				2022				2023				2022
Revenue by geography (1) (2)
Asia Pacific		$	82			$	232			$	351			$	1,946
Europe			513				43				1,506				80
North America			588				1,817				2,467				2,435
South America			13				66				56				85
Total revenue		$	1,196			$	2,158			$	4,380			$	4,546

		Year Ended December 31,
		2022				2021
Revenue by geography (1)
Asia Pacific		$	1,531			$	3,988
North America			3,438				201
Other			1,043				58
Total revenue		$	6,012			$	4,247

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

		September 30,				December 31,
		2023				2022
Non-current		$	1,000			$	1,000
Current			3,286				1,941
Total		$	4,286			$	2,941

		December 31,
		2022				2021
Non-current		$	1,000			$	1,000
Current			1,941				935
Total		$	2,941			$	1,935

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

		Within 1 Year				Years 2				Years 3				Thereafter
Remaining performance obligations		$	6,852			$	5,648			$	5,005			$	1,000

		Within 1 Year				Years 1-2				Years 2-3				Thereafter
Remaining performance obligations		$	6,422			$	11,296			$	3,860			$	—

X

- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479806/606-10-50-10

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X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479806/606-10-50-5

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X

- Definition

Tabular disclosure of expected timing for satisfying remaining performance obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-SubTopic 10
-Topic 606
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479806/606-10-50-13

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- References

No definition available.

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