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BUSINESS SEGMENT INFORMATION (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 525,987 | $ 500,873 | $ 1,351,100 | $ 1,237,261
Cost of revenues | 441,658 | 423,734 | 1,141,494 | 1,047,960
Gross profit | 84,329 | 77,139 | 209,606 | 189,301
Earnings from unconsolidated entities | 1,393 | 159 | 1,804 | 724
Selling, general and administrative expenses | 43,372 | 42,139 | 127,593 | 125,920
(Gain) loss on derivatives | 813 | 3,701 | (2,154) | (267)
Interest expense and interest income, net | 20,485 | 18,416 | 58,828 | 47,460
Other (income) expense | 2,890 | (648) | 780 | 4,206
Income (loss) before income taxes | 18,162 | 13,690 | 26,363 | 12,706
Depreciation and intangible asset amortization | 27,235 | 23,453 | 76,374 | 62,666
Amortization of debt discount and debt issuance costs | 1,572 | 1,442 | 4,421 | 3,764
North America Regions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 237,600 | 291,611 | 627,045 | 638,027
U.S. Federal |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 89,508 | 89,113 | 174,399 | 236,740
Renewable Fuels |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 37,674 | 43,537 | 118,668 | 122,248
Europe |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 144,234 | 52,613 | 382,775 | 169,794
All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 16,971 | 23,999 | 48,213 | 70,452
Operating Segments | North America Regions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 237,600 | 291,611 | 627,045 | 638,027
Cost of revenues | 195,172 | 251,324 | 526,270 | 554,840
Gross profit | 42,428 | 40,287 | 100,775 | 83,187
Earnings from unconsolidated entities | 37 | 25 | 92 | 38
Selling, general and administrative expenses | 12,749 | 12,087 | 39,959 | 37,676
(Gain) loss on derivatives | 740 | 1,592 | (3,097) | (1,045)
Interest expense and interest income, net | 3,780 | 3,577 | 11,084 | 7,788
Other (income) expense | 372 | 394 | (1,148) | 1,708
Income (loss) before income taxes | 24,824 | 22,662 | 54,069 | 37,098
Depreciation and intangible asset amortization | 10,769 | 9,552 | 31,810 | 26,422
Amortization of debt discount and debt issuance costs | 582 | 552 | 1,747 | 1,456
Operating Segments | U.S. Federal |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 89,508 | 89,113 | 174,399 | 236,740
Cost of revenues | 73,649 | 72,872 | 140,788 | 196,671
Gross profit | 15,859 | 16,241 | 33,611 | 40,069
Earnings from unconsolidated entities | 1,127 | 134 | 1,127 | 686
Selling, general and administrative expenses | 3,057 | 3,085 | 9,496 | 9,294
(Gain) loss on derivatives | 55 | 1,342 | 788 | 316
Interest expense and interest income, net | 840 | 2,017 | 2,486 | 4,207
Other (income) expense | 177 | 388 | 532 | 654
Income (loss) before income taxes | 12,857 | 9,543 | 21,436 | 26,284
Depreciation and intangible asset amortization | 4,981 | 4,751 | 14,745 | 9,626
Amortization of debt discount and debt issuance costs | 176 | 390 | 532 | 654
Operating Segments | Renewable Fuels |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 37,674 | 43,537 | 118,668 | 122,248
Cost of revenues | 28,252 | 33,430 | 93,409 | 93,813
Gross profit | 9,422 | 10,107 | 25,259 | 28,435
Earnings from unconsolidated entities | 0 | 0 | 0 | 0
Selling, general and administrative expenses | 605 | 788 | 2,728 | 1,742
(Gain) loss on derivatives | 18 | 767 | 155 | 462
Interest expense and interest income, net | 7,882 | 6,203 | 24,035 | 17,634
Other (income) expense | 82 | 113 | 343 | 339
Income (loss) before income taxes | 835 | 2,236 | (2,002) | 8,258
Depreciation and intangible asset amortization | 10,446 | 7,494 | 26,719 | 21,709
Amortization of debt discount and debt issuance costs | 82 | 113 | 343 | 340
Operating Segments | Europe |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 144,234 | 52,613 | 382,775 | 169,794
Cost of revenues | 133,053 | 50,103 | 348,769 | 155,893
Gross profit | 11,181 | 2,510 | 34,006 | 13,901
Earnings from unconsolidated entities | 229 | 0 | 585 | 0
Selling, general and administrative expenses | 5,539 | 4,243 | 15,760 | 12,170
(Gain) loss on derivatives | 0 | 0 | 0 | 0
Interest expense and interest income, net | 866 | 1,371 | 1,758 | 3,146
Other (income) expense | 1,462 | 181 | 3,113 | 629
Income (loss) before income taxes | 3,543 | (3,285) | 13,960 | (2,044)
Depreciation and intangible asset amortization | 628 | 503 | 1,738 | 1,513
Amortization of debt discount and debt issuance costs | 89 | 0 | 89 | 0
Operating Segments | All Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 16,971 | 23,999 | 48,213 | 70,452
Cost of revenues | 11,532 | 16,005 | 32,258 | 46,743
Gross profit | 5,439 | 7,994 | 15,955 | 23,709
Earnings from unconsolidated entities | 0 | 0 | 0 | 0
Selling, general and administrative expenses | 3,751 | 5,404 | 10,729 | 15,750
(Gain) loss on derivatives | 0 | 0 | 0 | 0
Interest expense and interest income, net | 0 | (1) | 0 | 0
Other (income) expense | 1 | 11 | 2 | 28
Income (loss) before income taxes | 1,687 | 2,580 | 5,224 | 7,931
Depreciation and intangible asset amortization | 31 | 689 | 94 | 2,001
Amortization of debt discount and debt issuance costs | 0 | 0 | 0 | 0
Corporate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Earnings from unconsolidated entities | 0 | 0 | 0 | 0
Selling, general and administrative expenses | 17,671 | 16,532 | 48,921 | 49,288
(Gain) loss on derivatives | 0 | 0 | 0 | 0
Interest expense and interest income, net | 7,117 | 5,249 | 19,465 | 14,685
Other (income) expense | 796 | (1,735) | (2,062) | 848
Income (loss) before income taxes | (25,584) | (20,046) | (66,324) | (64,821)
Depreciation and intangible asset amortization | 380 | 464 | 1,268 | 1,395
Amortization of debt discount and debt issuance costs | $ 643 | $ 387 | $ 1,710 | $ 1,314

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