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Segment Information (Tables) | 3 Months Ended
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Apr. 01, 2018
Segment Information | Segment information for the three months ended April 1, 2018 and April 2, 2017 is as follows:
|  | Semiconductor Test |  |  | System Test |  |  | Industrial Automation |  |  | Wireless Test |  |  | Corporate and Other |  |  | Consolidated |
|  | (in thousands) |
Three Months Ended April 1, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 373,328 |  |  | $ | 43,019 |  |  | $ | 48,834 |  |  | $ | 22,507 |  |  | $ | (221 | ) |  | $ | 487,467 |
Income before income taxes (1)(2) |  |  | 88,079 |  |  |  | 5,888 |  |  |  | 784 |  |  |  | 464 |  |  |  | 605 |  |  |  | 95,820 |
Total assets (3) |  |  | 758,737 |  |  |  | 90,785 |  |  |  | 406,557 |  |  |  | 59,739 |  |  |  | 1,679,375 |  |  |  | 2,995,193 |
Three Months Ended April 2, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 355,528 |  |  | $ | 39,845 |  |  | $ | 36,272 |  |  | $ | 25,268 |  |  | $ | — |  |  | $ | 456,913 |
Income (loss) before income taxes (1)(2) |  |  | 97,966 |  |  |  | (2,759 | ) |  |  | (2,571 | ) |  |  | 1,532 |  |  |  | (2,152 | ) |  |  | 92,016 |
Total assets (3) |  |  | 740,334 |  |  |  | 106,754 |  |  |  | 331,016 |  |  |  | 61,356 |  |  |  | 1,602,820 |  |  |  | 2,842,280 |
(1) | Included in Corporate and Other are: contingent consideration adjustments, severance charges, interest income, interest expense, net foreign exchange gains (losses), and acquisitions related charges.
(2) | Included in the income (loss) before income taxes for each of the segments are charges and credits related to restructuring and other and inventory charges.
(3) | Total business assets are directly attributable to each business. Corporate assets consist of cash and cash equivalents, marketable securities and certain other assets.
Wireless Test |
Schedule of Segment Reporting Information by Segment Charges | Included in the Wireless Test segment are charges in the following line items in the statements of operations:
|  | For the Three Months Ended |
|  | April 1, 2018 |  |  | April 2, 2017 |
|  | (in thousands) |
Cost of revenues—inventory charge |  | $ | 836 |  |  | $ | 522 |
Restructuring and other—employee severance |  |  | — |  |  |  | 1,313 |
Semiconductor Test |
Schedule of Segment Reporting Information by Segment Charges | Included in the Semiconductor Test segment are charges and credits in the following line items in the statements of operations:
|  | For the Three Months Ended |
|  | April 1, 2018 |  |  | April 2, 2017 |
|  | (in thousands) |
Restructuring and other—employee severance |  | $ | 3,761 |  |  | $ | (265 | )
Cost of revenues—inventory charge |  |  | 2,166 |  |  |  | 1,319 |
System Test |
Schedule of Segment Reporting Information by Segment Charges | Included in the System Test segment are charges in the following line item in the statements of operations:
|  | For the Three Months Ended |
|  | April 1, 2018 |  |  | April 2, 2017 |
|  | (in thousands) |
Cost of revenues—inventory charge |  | $ | 320 |  |  | $ | 885 |
Industrial Automation |
Schedule of Segment Reporting Information by Segment Charges | Included in the Industrial Automation segment are charges in the following line item in the statements of operations:
|  | For the Three Months Ended |
|  | April 1, 2018 |  |  | April 2, 2017 |
|  | (in thousands) |
Cost of revenues—inventory charge |  | $ | 200 |  |  | $ | — |
Restructuring and other—employee severance |  |  | 120 |  |  |  | 624 |
Corporate and Other |
Schedule of Segment Reporting Information by Segment Charges | Included in Corporate and Other are charges and credits in the following line items in the statements of operations:
|  | For the Three Months Ended |
|  | April 1, 2018 |  |  | April 2, 2017 |
|  | (in thousands) |
Restructuring and other—Universal Robots contingent consideration adjustment |  | $ | (4,968 | ) |  | $ | 634 |
Restructuring and other—acquisition related expense |  |  | 774 |  |  |  | — |
Restructuring and other—employee severance |  |  | — |  |  |  | 205 |

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