Unaudited Condensed Consolidated Statements of Income (Loss) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Income Statement [Abstract] | ||||
| Operating Revenues | $ 54,630 | $ 60,810 | $ 98,912 | $ 116,309 |
| Costs and Expenses: | ||||
| Operating | 46,684 | 49,493 | 84,257 | 91,421 |
| Administrative and general | 12,343 | 11,998 | 22,297 | 23,484 |
| Lease expense | 266 | 325 | 516 | 662 |
| Depreciation and amortization | 10,718 | 12,090 | 21,048 | 24,900 |
| Costs and expenses | 70,011 | 73,906 | 128,118 | 140,467 |
| Gains on Asset Dispositions and Impairments, Net | 31,347 | 19,163 | 38,795 | 24,972 |
| Operating Income | 15,966 | 6,067 | 9,589 | 814 |
| Other Income (Expense): | ||||
| Interest income | 443 | 372 | 934 | 808 |
| Interest expense | (8,244) | (8,844) | (16,483) | (18,430) |
| Derivative gains, net | 0 | 87 | 0 | 212 |
| Foreign currency losses, net | (981) | (2,119) | (503) | (3,315) |
| Other, net | 4 | 0 | 4 | 0 |
| Nonoperating income (expense) | (8,778) | (10,504) | (16,048) | (20,725) |
| Income (Loss) Before Income Tax Expense and Equity in Earnings of 50% or Less Owned Companies | 7,188 | (4,437) | (6,459) | (19,911) |
| Income Tax Expense | 3,951 | 2,508 | 6,159 | 3,412 |
| Income (Loss) Before Equity in Earnings of 50% or Less Owned Companies | 3,237 | (6,945) | (12,618) | (23,323) |
| Equity in Earnings of 50% or Less Owned Companies | 56 | 218 | 106 | 1,107 |
| Net Income (Loss) | $ 3,293 | $ (6,727) | $ (12,512) | $ (22,216) |
| Net Earnings (Loss) Per Share: | ||||
| Basic | $ 0.13 | $ (0.26) | $ (0.48) | $ (0.83) |
| Diluted | $ 0.12 | $ (0.26) | $ (0.48) | $ (0.83) |
| Weighted Average Common Stock Outstanding: | ||||
| Basic | 26,072,144 | 25,686,560 | 25,929,323 | 26,791,291 |
| Diluted | 26,353,556 | 25,686,560 | 25,929,323 | 26,791,291 |
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations before income (loss) from equity method investments and income (loss) attributable to noncontrolling interest, but after tax of income (loss) from continuing operations. No definition available.
|
| X | ||||||||||
- Definition Amount of lease expense not specifice to general day to day operations. No definition available.
|
| X | ||||||||||
- Definition Total costs of sales and operating expenses for the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense. No definition available.
|
| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|