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Note 4 - Restructuring Activities (Tables) | 6 Months Ended
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Jun. 30, 2026
Notes Tables |
Restructuring and Related Costs [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2026 |  |  | 2025 |  |  | 2026 |  |  | 2025 |
Total revenues |  | $ | 14 |  |  | $ | — |  |  | $ | 14 |  |  | $ | — |
Net loss |  |  | (9 | ) |  |  | (12 | ) |  |  | (22 | ) |  |  | (30 | )
|  | As of |
|  | June 30, 2026 |  |  | December 31, 2025 |
Total assets |  | $ | 768 |  |  | $ | 767 |
Total liabilities |  |  | 78 |  |  |  | 83 |
Total net assets |  | $ | 690 |  |  | $ | 684 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 + Details
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