Segment Information - Summary of Information about Reported Segment Revenue, Measures of Segment's Profit or Loss, Significant Segment Expenses and Measure of Segment's Assets (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Segment Reporting [Abstract] | ||||||||
| Net sales | $ 158,602 | $ 155,431 | $ 496,181 | $ 450,159 | ||||
| Less: | ||||||||
| Cost of sales excluding depreciation, amortization and turnaround expense | 86,968 | 109,453 | 301,872 | 321,310 | ||||
| Depreciation and amortization | 22,263 | 19,348 | 64,988 | 60,027 | ||||
| Turnaround expense | 6,269 | 1,087 | 38,964 | 5,722 | ||||
| Total cost of sales | 115,500 | 129,888 | 405,824 | 387,059 | ||||
| Selling, general and administrative | ||||||||
| Wages and benefits | 8,347 | 5,953 | 26,664 | 18,210 | ||||
| Other selling general and administrative | 6,417 | 4,380 | 14,856 | 12,120 | ||||
| Total selling general and administrative | 14,764 | 10,333 | 41,520 | 30,330 | ||||
| Interest expense | 6,755 | 7,363 | 20,942 | 23,313 | ||||
| Loss on extinguishments of debt | 0 | 0 | 0 | 59 | ||||
| Loss from PP&E write-downs and disposals | 2,374 | 434 | 3,303 | 3,033 | ||||
| Income tax provision (benefit) | 5,543 | 2,536 | 1,496 | 3,337 | ||||
| Other segment income, net | (2,681) | (2,238) | (6,747) | (5,453) | ||||
| Net income | 16,347 | $ (6,189) | $ 19,685 | 7,115 | $ 3,006 | $ (1,640) | 29,843 | 8,481 |
| Reconciliation of profit or loss | ||||||||
| Adjustments and reconciling items | $ 0 | $ 0 | $ 0 | $ 0 | ||||
| X | ||||||||||
- Definition Adjustments and reconciling items. No definition available.
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| X | ||||||||||
- Definition Cost of goods and service excluding depreciation depletion and amortization and turnaround expense. No definition available.
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| X | ||||||||||
- Definition Income (loss) from property plant and equipment write downs and disposals. No definition available.
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| X | ||||||||||
- Definition Less. No definition available.
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| X | ||||||||||
- Definition Reconciliation of profit or loss. No definition available.
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| X | ||||||||||
- Definition Turnaround expense. No definition available.
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| X | ||||||||||
- Definition Amount of expense for allocation of cost of tangible and intangible assets over their useful lives directly used in production of good and rendering of service. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| 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
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| X | ||||||||||
- Definition Amount of interest expense classified as operating and nonoperating. Includes, but is not limited to, cost of borrowing accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of selling, general and administrative expense classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, excluding 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
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- References No definition available.
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