Note 2 - Principles of Consolidation and Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2023 |
Dec. 31, 2022 |
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Accounts Receivable, Allowance for Credit Loss | $ 60 | $ 0 |
Unrecognized Tax Benefits | 0 | 0 |
Impairment of Long-Lived Assets to be Disposed of | $ 0 | |
Building and Building Improvements [Member] | ||
Property, Plant and Equipment, Useful Life (Year) | 25 years | |
Tangible Asset Impairment Charges | $ 0 | |
Pipelines [Member] | ||
Tangible Asset Impairment Charges | $ 1,600 | $ 100 |
Pipelines [Member] | Minimum [Member] | ||
Property, Plant and Equipment, Useful Life (Year) | 10 years | |
Pipelines [Member] | Maximum [Member] | ||
Property, Plant and Equipment, Useful Life (Year) | 22 years |
X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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- Definition The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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