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Operating Segments - Summarized Segment Financial Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Segment Reporting Information [Line Items] |  |
Revenue | $ 159,199 | $ 151,067
Cost of revenue | 136,946 | 162,968
Gross profit (loss) | 22,253 | (11,901)
General and administrative expense | 13,521 | 16,278
Other (income) expense, net | (3,547) | (2,296)
Operating income (loss) | 12,279 | (25,883)
Depreciation and amortization expense | 4,865 | 5,466
Interest (expense) income, net | 2,411 | 1,440
Total assets | 133,216 | 128,428
Operating Segments | Services |  |
Segment Reporting Information [Line Items] |  |
Revenue | 87,370 | 93,548
Operating Segments | Fabrication |  |
Segment Reporting Information [Line Items] |  |
Revenue | 71,673 | 89,046
Operating Segments | Shipyard |  |
Segment Reporting Information [Line Items] |  |
Revenue | 1,061 | (30,417)
Continuing Operations |  |
Segment Reporting Information [Line Items] |  |
Revenue | 159,199 | 151,067
Cost of revenue | 136,946 | 162,968
Gross profit (loss) | 22,253 | (11,901)
General and administrative expense | 13,521 | 16,278
Other (income) expense, net | (3,547) | (2,296)
Operating income (loss) | 12,279 | (25,883)
Depreciation and amortization expense | 4,865 | 5,466
Interest (expense) income, net | 2,411 | 1,440
Capital expenditures | 5,344 | 2,876
Total assets | 133,216 | 128,428
Continuing Operations | Operating Segments | Services |  |
Segment Reporting Information [Line Items] |  |
Revenue | 87,370 | 93,548
Cost of revenue | 77,169 | 79,765
Gross profit (loss) | 10,201 | 13,783
General and administrative expense | 2,759 | 2,902
Other (income) expense, net | 106 | (48)
Operating income (loss) | 7,336 | 10,929
Depreciation and amortization expense | 1,974 | 1,926
Capital expenditures | 841 | 544
Total assets | 20,268 | 32,191
Continuing Operations | Operating Segments | Fabrication |  |
Segment Reporting Information [Line Items] |  |
Revenue | 71,673 | 89,046
Cost of revenue | 61,211 | 78,868
Gross profit (loss) | 10,462 | 10,178
General and administrative expense | 2,008 | 1,885
Other (income) expense, net | (3,429) | (2,265)
Operating income (loss) | 11,883 | 10,558
Depreciation and amortization expense | 2,581 | 3,249
Capital expenditures | 4,503 | 2,233
Total assets | 39,723 | 42,368
Continuing Operations | Operating Segments | Shipyard |  |
Segment Reporting Information [Line Items] |  |
Revenue | 1,061 | (30,417)
Cost of revenue | (529) | 5,445
Gross profit (loss) | 1,590 | (35,862)
General and administrative expense |  | 3,205
Other (income) expense, net | 85 | 307
Operating income (loss) | 1,505 | (39,374)
Total assets | 216 | 1,553
Continuing Operations | Corporate |  |
Segment Reporting Information [Line Items] |  |
Revenue | (905) | (1,110)
Cost of revenue | (905) | (1,110)
General and administrative expense | 8,754 | 8,286
Other (income) expense, net | (309) | (290)
Operating income (loss) | (8,445) | (7,996)
Depreciation and amortization expense | 310 | 291
Interest (expense) income, net | 2,411 | 1,440
Capital expenditures |  | 99
Total assets | $ 73,009 | $ 52,316

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