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Segment Information (Tables) | 3 Months Ended
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Mar. 31, 2024
Segment Information | Segment information for the three months ended March 31, 2024 and April 2, 2023 is as follows:
|  | Semiconductor Test |  |  | System Test |  |  | Robotics |  |  | Wireless Test |  |  | Segment Total |  |  | Corporate and Eliminations |  |  | Consolidated |
|  | (in thousands) |
Three Months Ended March 31, 2024 |
Revenues |  | $ | 412,254 |  |  | $ | 75,322 |  |  | $ | 87,654 |  |  | $ | 24,589 |  |  | $ | 599,819 |  |  | $ | — |  |  | $ | 599,819 |
Income (loss) before income taxes (1)(2) |  |  | 79,414 |  |  |  | 18,391 |  |  |  | (14,047 | ) |  |  | (893 | ) |  | $ | 82,865 |  |  |  | (9,963 | ) |  | $ | 72,902 |
Total assets (3) |  |  | 1,348,829 |  |  |  | 181,803 |  |  |  | 721,318 |  |  |  | 69,519 |  |  | $ | 2,321,469 |  |  |  | 1,089,251 |  |  | $ | 3,410,720 |
Three Months Ended April 2, 2023 |
Revenues |  | $ | 415,009 |  |  | $ | 74,631 |  |  | $ | 89,214 |  |  | $ | 38,675 |  |  | $ | 617,529 |  |  | $ | — |  |  | $ | 617,529 |
Income (loss) before income taxes (1)(2) |  |  | 96,185 |  |  |  | 15,275 |  |  |  | (18,490 | ) |  |  | 9,352 |  |  | $ | 102,322 |  |  |  | (5,238 | ) |  | $ | 97,084 |
Total assets (3) |  |  | 1,386,851 |  |  |  | 173,669 |  |  |  | 676,092 |  |  |  | 87,875 |  |  | $ | 2,324,487 |  |  |  | 1,058,920 |  |  | $ | 3,383,407 |
(1) Included in Corporate and Eliminations are: interest income, interest expense, net foreign exchange gains (losses), intercompany eliminations, severance charges, pension, acquisition and divestiture related fees, and an expense for the modification of outstanding equity awards. (2) Included in income (loss) before taxes are charges related to restructuring and other, expense for the modification of outstanding equity awards, and inventory charges. (3) Total assets are attributable to each segment. Semiconductor Test includ es $33.9 million o f total assets classified as assets held for sale. See Note E: "Assets held for sale" for additional information. Corporate assets consist of cash and cash equivalents, marketable securities, and certain other assets.
Schedule of Segment Reporting Information by Segment Charges | Included in each segment are charges and credits in the following line items in the statements of operations:
|  | For the Three Months Ended |
|  | March 31, 2024 |  |  | April 2, 2023 |
|  | (in thousands) |
Semiconductor Test: |  |  |  |  |  |
Cost of revenues—inventory charge |  | $ | 4,956 |  |  | $ | 3,768 |
Restructuring and other—employee severance |  |  | 983 |  |  |  | 794 |
System Test: |  |  |  |  |  |
Cost of revenues—inventory charge |  | $ | — |  |  | $ | 675 |
Robotics: |  |  |  |  |  |
Cost of revenues—inventory charge |  | $ | — |  |  | $ | 782 |
Corporate and Eliminations: |  |  |  |  |  |
Restructuring and other—acquisition & divestiture related expenses |  |  | 2,214 |  |  |  | — |
Selling and administrative —equity modification |  |  | 1,469 |  |  |  | 5,889 |
Restructuring and other—employee severance |  | $ | — |  |  | $ | 659 |

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