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Note 8 - Property, Plant and Equipment | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
Property, Plant and Equipment Disclosure [Text Block] | (8) Property, Plant and Equipment Property, plant and equipment consists of the following (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Land and land improvements |  | $ | 43 |  |  | $ | 43 |
Buildings and building improvements |  |  | 7,863 |  |  |  | 7,747 |
Machinery, equipment, furniture and fixtures |  |  | 61,050 |  |  |  | 55,620 |
Construction in progress |  |  | 858 |  |  |  | 609 |
|  |  | 69,814 |  |  |  | 64,019 |
Accumulated depreciation |  |  | (55,674 | ) |  |  | (53,858 | )
Property plant and equipment, net |  | $ | 14,140 |  |  | $ | 10,161 |
Depreciation expense, including amortization of assets recorded under finance leases, totaled approximately $2,646,000 and $2,503,000 for the years ended December 31, 2021 and 2020, respectively. Capital expenditures included in accounts payable or accrued liabilities were not material at December 31, 2021 and 2020, respectively. Included within property, plant and equipment were assets under finance leases as follows (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Buildings and building improvements |  | $ | 2,864 |  |  | $ | 2,955 |
Machinery, equipment, furniture and fixtures |  |  | 3,048 |  |  |  | 269 |
|  |  | 5,912 |  |  |  | 3,224 |
Accumulated depreciation |  |  | (1,896 | ) |  |  | (1,522 | )
Net |  | $ | 4,016 |  |  | $ | 1,702 |

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