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Note 4 - Restructuring Activities (Tables) | 9 Months Ended
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Sep. 30, 2021
Notes Tables |
Restructuring and Related Costs [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Total revenues |  | $ | 2 |  |  | $ | 6 |  |  | $ | 17 |  |  | $ | 11 |
Net loss |  |  | (47 | ) |  |  | (73 | ) |  |  | (85 | ) |  |  | (31 | )
|  | As of |
|  | September 30, 2021 |  |  | December 31, 2020 |
Total assets |  | $ | 1,444 |  |  | $ | 2,463 |
Total liabilities |  |  | 290 |  |  |  | 396 |
Total net assets |  | $ | 1,154 |  |  | $ | 2,067 |

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