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Note 1 - Description of Business and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |
Beginning balance |  | $ | 16 |  |  | $ | 10 |
Allowance obtained through acquisition |  |  | - |  |  |  | 3 |
Provision for credit losses |  |  | 1 |  |  |  | 4 |
Amounts written off |  |  | (1 | ) |  |  | (1 | )
Ending balance |  | $ | 16 |  |  | $ | 16 |
Property, Plant and Equipment [Table Text Block] |
|  |  |  |  |  |  |  |  |  | Estimated |
|  | December 31, |  |  | Useful Lives |
|  | 2022 |  |  | 2021 |  |  | (in years) |
Property and equipment, net: |  |  |  |  |  |  |  |  |  |  |  |
Land |  | $ | 290 |  |  | $ | 277 |  |  |  |  |
Buildings and improvements |  |  | 477 |  |  |  | 453 |  |  | 7 | to | 40 |
Equipment |  |  | 1,027 |  |  |  | 961 |  |  | 3 | to | 20 |
Construction in progress |  |  | 362 |  |  |  | 63 |  |  |  |  |
|  |  | 2,156 |  |  |  | 1,754 |  |  |  |  |
Accumulated depreciation |  |  | (690 | ) |  |  | (589 | ) |  |  |  |
Total |  | $ | 1,466 |  |  | $ | 1,165 |  |  |  |  |
Schedule of Disposal of Assets and Purchase of Property and Equipment [Table Text Block] |
|  | Year ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Gain (loss) on disposal of assets, net: |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale of assets |  | $ | 4 |  |  | $ | 478 |  |  | $ | 9 |
Proceeds from Repack |  |  | 7 |  |  |  | 11 |  |  |  | 29 |
Net book value of assets disposed |  |  | (9 | ) |  |  | (531 | ) |  |  | (9 | )
Total |  | $ | 2 |  |  | $ | (42 | ) |  | $ | 29 |
Purchase of property and equipment: |  |  |  |  |  |  |  |  |  |  |  |
Recurring purchases - operations |  | $ | 170 |  |  | $ | 90 |  |  | $ | 87 |
Assembly Atlanta development |  |  | 264 |  |  |  | 109 |  |  |  | - |
Repack |  |  | 2 |  |  |  | 8 |  |  |  | 23 |
Total |  | $ | 436 |  |  | $ | 207 |  |  | $ | 110 |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Weighted average shares outstanding, basic |  |  | 92 |  |  |  | 95 |  |  |  | 96 |
Weighted average shares underlying stock options and restricted shares |  |  | 1 |  |  |  | - |  |  |  | 1 |
Weighted average shares outstanding, diluted |  |  | 93 |  |  |  | 95 |  |  |  | 97 |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | December 31, |
|  | 2022 |  |  | 2021 |
Items included in accumulated other comprehensive loss: |  |  |  |  |  |  |  |
Decrease in pension liability |  | $ | (16 | ) |  | $ | (36 | )
Income tax on decrease in pension liability |  |  | (4 | ) |  |  | (9 | )
Accumulated other comprehensive loss |  | $ | (12 | ) |  | $ | (27 | )

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