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Property, Plant and Equipment and Leased Facilities and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2021
Property Plant And Equipment [Abstract] |
Summary of Property, Plant and Equipment | Property, plant and equipment consisted of the following at December 31, 2021 and 2020 (in thousands):
|  | Estimated |  |  | December 31, |
|  | Useful Life |  |  | 2021 |  |  | 2020 |
|  | (in Years) |  |  |  |  |  |  |  |  |
Land |  |  | — |  |  | $ | 4,416 |  |  | $ | 4,216 |
Buildings |  | 10 to 25 |  |  |  | 25,742 |  |  |  | 25,044 |
Machinery and equipment |  | 3 to 15 |  |  |  | 65,625 |  |  |  | 62,498 |
Furniture and fixtures |  | 3 to 5 |  |  |  | 1,276 |  |  |  | 1,276 |
Transportation equipment |  | 2 to 5 |  |  |  | 2,363 |  |  |  | 2,104 |
Improvements |  |  | 15 |  |  |  | 23,404 |  |  |  | 23,652 |
Construction in progress |  |  | — |  |  |  | 705 |  |  |  | 3,092 |
Right-of-use asset (1) |  |  | 15 |  |  |  | 2,000 |  |  |  | — |
Total property, plant and equipment |  |  |  |  |  |  | 125,531 |  |  |  | 121,882 |
Accumulated depreciation |  |  |  |  |  |  | (92,665 | ) |  |  | (90,704 | )
Property, plant and equipment, net |  |  |  |  |  | $ | 32,866 |  |  | $ | 31,178 |
| (1) | Right-of-use asset – Represents the Harvey Facility. See Note 4 for further discussion of the Harvey Facility and related Harvey Option.
Schedule of Minimum Rental Payments | Future minimum payments under leases having initial terms of more than twelve months are as follows (in thousands):
|  | Minimum Payments |
2022 |  | $ | 737 |
2023 |  |  | 653 |
2024 |  |  | 564 |
2025 |  |  | 219 |
2026 |  |  | - |
Total lease payments |  |  | 2,173 |
Less: interest |  |  | (218 | )
Present value of lease liabilities |  | $ | 1,955 |

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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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