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v3.23.3

Note 2 - Revenue and Product Costs (Tables) | 9 Months Ended
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Sep. 30, 2023
Notes Tables |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | Customer |  |  | Deferred |
|  | Deposits |  |  | Revenue |
Balance at January 1, 2023 |  | $ | - |  |  | $ | 333 |
Additions, net |  |  | 2 |  |  |  | 229 |
Transfer to revenue |  |  | - |  |  |  | (197 | )
Balance at September 30, 2023 |  | $ | 2 |  |  | $ | 365 |
Current portion |  | $ | 2 |  |  | $ | 189 |
Long-term portion |  | $ | - |  |  | $ | 176 |

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- 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 + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration