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SEGMENT AND GEOGRAPHICAL INFORMATION - Statement of Operations (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 29, 2024 | Mar. 31, 2023
Segment reconciliation |  |
Contract revenue | $ 122,489 | $ 102,603
Depreciation and amortization | 3,592 | 4,200
Interest expense, net | 2,137 | 2,466
Segment profit (loss) before income tax expense | 3,928 | 1,688
Income tax (benefit) expense | 986 | 756
Net Income (Loss) | 2,942 | 932
Energy |  |
Segment reconciliation |  |
Contract revenue | 100,746 | 83,285
Engineering and Consulting |  |
Segment reconciliation |  |
Contract revenue | 21,743 | 19,318
Operating Segments | Energy |  |
Segment reconciliation |  |
Contract revenue | 100,746 | 83,285
Depreciation and amortization | 3,236 | 3,924
Interest expense, net | 1 | 2
Segment profit (loss) before income tax expense | 4,311 | 2,771
Income tax (benefit) expense | 1,083 | 1,241
Net Income (Loss) | 3,229 | 1,530
Operating Segments | Engineering and Consulting |  |
Segment reconciliation |  |
Contract revenue | 21,743 | 19,318
Depreciation and amortization | 356 | 276
Segment profit (loss) before income tax expense | 2,344 | 2,587
Income tax (benefit) expense | 588 | 1,158
Net Income (Loss) | 1,756 | 1,428
Corporate, Non-Segment |  |
Segment reconciliation |  |
Interest expense, net | 2,136 | 2,464
Segment profit (loss) before income tax expense | (2,727) | (3,670)
Income tax (benefit) expense | (685) | (1,643)
Net Income (Loss) | $ (2,043) | $ (2,026)

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