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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2025
Income Tax Disclosure [Abstract] |
Supplemental Cash Flow Information |
|  |  |  |  | Years Ended December 31, |
|  |  |  |  | 2025 |  | 2024 |  | 2023 |
Supplemental disclosures: |  |  |  |  | (in thousands) |
Interest paid |  |  |  |  | $ | 16,605 |  |  | $ | 2,811 |  |  | $ | 4,817 |  |
Operating activities - other: |  |  |  |  |  |  |  |  |  |
Gain on disposal of assets |  |  |  |  | $ | (4) |  |  | $ | (23) |  |  | $ | (13) |  |
Foreign currency transaction loss (gain) |  |  |  |  | 3 |  |  | 37 |  |  | (10) |  |
Interest loss on note receivable |  |  |  |  | (14) |  |  | (18) |  |  | (21) |  |
Total, other |  |  |  |  | $ | (15) |  |  | $ | (4) |  |  | $ | (44) |  |
Non-cash investing and financing activities: |  |  |  |  |  |  |  |  |  |
Non-cash capital expenditures |  |  |  |  | $ | 12,888 |  |  | $ | 202 |  |  | 287 |  |
Contingent shares issued (Note 18) |  |  |  |  | $ | — |  |  | $ | 6,364 |  |  | $ | — |  |
Income taxes paid during the years December 31, 2025, 2024, and 2023 disaggregated by jurisdiction:
| Years Ended December 31,
| 2025 |  | 2024 |  | 2023
U.S. Federal | $ | 9,854 |  |  | $ | 39,394 |  |  | $ | 50,200 |
U.S State and local | — |  |  | — |  |  | — |
California | 140 |  |  | 596 |  |  | 1,353 |
Illinois | 160 |  |  | 1,223 |  |  | 886 |
Indiana | 673 |  |  | — |  |  |
Iowa | — |  |  | — |  |  | 771 |
Louisiana | — |  |  | 598 |  |  | — |
Minnesota | — |  |  | — |  |  | 677 |
New Jersey | — |  |  | 533 |  |  | 829 |
New York | 356 |  |  | 695 |  |  | 803 |
Pennsylvania | 515 |  |  | — |  |  | 1,376 |
Texas | 201 |  |  | — |  |  | — |
Virginia | 311 |  |  | — |  |  | — |
Other States | 720 |  |  | 6,884 |  |  | 6,481 |
Total | $ | 12,930 |  |  | $ | 49,923 |  |  | $ | 63,376 |
Provision for Income Taxes | The provision for income taxes consists of the following:
|  |  |  |  | Years Ended December 31, |
|  |  |  |  | 2025 |  | 2024 |  | 2023 |
|  |  |  |  | (in thousands) |
Current Federal |  |  |  |  | $ | (10,449) |  |  | $ | 36,571 |  |  | $ | 40,759 |  |
Current State |  |  |  |  | 459 |  |  | 8,067 |  |  | 11,299 |  |
Deferred Federal |  |  |  |  | 26,221 |  |  | (8,182) |  |  | (4,064) |  |
Deferred State |  |  |  |  | 4,928 |  |  | $ | 1,576 |  |  | $ | (2,463) |  |
Income tax provision |  |  |  |  | $ | 21,159 |  |  | $ | 38,032 |  |  | $ | 45,531 |  |
Federal Statutory Income Tax Rate Reconciliation | The following table reconciles the U.S federal statutory income tax rate to the Company’s effective income tax rate for the years ended December 31, 2025, 2024, and 2023:
|  |  |  |  | Years Ended December 31, |
|  |  |  |  | 2025 |  |  |  | 2024 |  |  |  | 2023 |  |  |
|  |  |  |  | Amount |  | % |  | Amount |  | % |  | Amount |  | % |
Federal statutory rate |  |  |  |  | $ | 27,007 |  |  | 21.0 | % |  | $ | 43,384 |  |  | 21.0 | % |  | $ | 46,862 |  |  | 21.0 | % |
State income taxes, net of Federal benefit |  |  |  |  | 5,485 |  |  | 4.3 | % |  | 11,105 |  |  | 5.4 | % |  | 12,740 |  |  | 5.7 | % |
State tax credits |  |  |  |  | (1,997) |  |  | (1.6) | % |  | (1,396) |  |  | (0.7) | % |  | (3,926) |  |  | (1.8) | % |
Changes in tax laws in current period |  |  |  |  | 782 |  |  | 0.6 | % |  | — |  |  | — | % |  | — |  |  | — | % |
Excess tax benefits related to |  |  |  |  | (11,501) |  |  | (8.9) | % |  | (16,393) |  |  | (7.9) | % |  | (8,858) |  |  | (4.0) | % |
share-based compensation (Note 15) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Work opportunity tax credit |  |  |  |  | (181) |  |  | (0.1) |  |  | (218) |  |  | (0.1) | % |  | (241) |  |  | (0.1) | % |
Return to provision |  |  |  |  | 1,309 |  |  | 1.0 | % |  | (269) |  |  | (0.1) | % |  | 455 |  |  | 0.2 | % |
OK Amended Returns |  |  |  |  | — |  |  | — |  |  | — |  |  | — | % |  | (3,121) |  |  | (1.4) | % |
Non-deductible executive compensation |  |  |  |  | 3,479 |  |  | 2.7 | % |  | 4,281 |  |  | 2.1 | % |  | 3,785 |  |  | 1.7 | % |
Research and development tax credits |  |  |  |  | (2,923) |  |  | (2.3) | % |  | (2,840) |  |  | (1.4) | % |  | (2,570) |  |  | (1.2) | % |
Other |  |  |  |  | (300) |  |  | (0.3) | % |  | 378 |  |  | 0.1 | % |  | 405 |  |  | 0.3 | % |
Effective tax rate |  |  |  |  | 21,159 |  |  | 16.4 | % |  | 38,032 |  |  | 18.4 | % |  | 45,531 |  |  | 20.4 | % |
Deferred Tax Assets and Liabilities | The significant components of the Company’s deferred tax assets and liabilities are as follows:
| December 31, |  |
| 2025 |  | 2024 |  |
| (in thousands) |  |
Deferred income tax assets (liabilities) |  |  |  |  |
Allowance for credit losses and inventory reserves | $ | 1,883 |  |  | $ | 1,741 |  |  |
Warranty accrual | 7,778 |  |  | 6,386 |  |  |
Other accruals | 6,065 |  |  | 8,034 |  |  |
Share-based compensation | 10,534 |  |  | 8,853 |  |  |
Research & development expenses | 1,761 |  |  | 29,140 |  |  |
Oklahoma investment credit carryforward | 1,925 |  |  | 689 |  |  |
Tennessee Investment credit carryforward | 1,067 |  |  | — |  |  |
Federal Net Operating Loss | 11,968 |  |  | — |  |  |
State Net Operating Loss | 1,118 |  |  | — |  |  |
Other, net | 5,578 |  |  | 3,079 |  |  |
Net deferred income tax assets | 49,677 |  |  | 57,922 |  |  |
Valuation allowance | — |  |  | — |  |  |
Net deferred income tax assets | 49,677 |  |  | 57,922 |  |  |
Intangible assets | (6,719) |  |  | — |  |  |
Property & equipment | (73,271) |  |  | (57,086) |  |  |
Total deferred income tax liabilities | (79,990) |  |  | (57,086) |  |  |
Net deferred income tax assets (liabilities) | $ | (30,313) |  |  | $ | 836 |  |  |

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