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Note 5 - Property and Equipment | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
Property, Plant and Equipment Disclosure [Text Block] |
5. | Property and Equipment
Property and equipment consisted of the following:
|  | December 31, |
|  | 2021 |  |  | 2020 |
Buildings |  | $ | 493,000 |  |  | $ | 493,000 |
Machinery and equipment |  |  | 15,273,000 |  |  |  | 13,039,000 |
Office furniture and equipment |  |  | 2,177,000 |  |  |  | 2,076,000 |
Leasehold improvements |  |  | 553,000 |  |  |  | 517,000 |
Software |  |  | 3,000 |  |  |  | 3,000 |
|  |  | 18,499,000 |  |  |  | 16,128,000 |
Less accumulated depreciation and amortization |  |  | (12,435,000 | ) |  |  | (11,775,000 | )
Total net property and equipment |  | $ | 6,064,000 |  |  | $ | 4,353,000 |
Depreciation and amortization expense for property and equipment was $813,000 and $725,000 for the years ended December 31, 2021 and 2020, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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