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v3.25.2

Schedule of Segment Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 29, 2025 | Jun. 30, 2024 | Jun. 29, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | $ 651,797 | $ 729,879 | $ 1,337,477 | $ 1,329,698 |
Cost of revenues | 274,446 | 296,962 | 539,520 | 552,586 |
Engineering and development | 108,869 | 98,037 | 216,474 | 191,272 |
Selling and marketing | 88,494 | 87,714 | 176,442 | 169,703 |
General and administrative | 42,626 | 39,183 | 85,774 | 80,350 |
Other segment items | 40,803 | (11,420) | 103,683 | 43,482 |
Income (loss) before taxes | 96,559 | 219,403 | 215,584 | 292,305 |
Total assets | 3,761,862 | 3,631,706 | 3,761,862 | 3,631,706 | $ 3,708,714
Property additions | 50,408 | 44,846 | 115,594 | 88,869 |
Depreciation and amortization expense | 31,389 | 30,204 | 61,691 | 58,324 |
Product Test |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 85,053 | 79,716 | 159,242 | 157,113 |
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 651,797 | 729,879 | 1,337,477 | 1,329,698 |
Cost of revenues | 274,446 | 296,962 | 539,520 | 552,586 |
Engineering and development | 108,869 | 98,037 | 216,474 | 191,272 |
Selling and marketing | 88,494 | 87,714 | 176,442 | 169,703 |
General and administrative | 41,707 | 39,201 | 83,093 | 78,596 |
Other segment items | 45,499 | 52,403 | 101,905 | 99,044 |
Income (loss) before taxes | 92,782 | 155,562 | 220,043 | 238,497 |
Total assets | 2,454,097 | 2,296,483 | 2,454,097 | 2,296,483 |
Property additions | 50,408 | 44,846 | 115,594 | 88,869 |
Depreciation and amortization expense | 31,389 | 30,236 | 61,701 | 58,287 |
Operating Segments | Semiconductor Test |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 491,878 | 559,916 | 1,034,382 | 994,686 |
Cost of revenues | 207,201 | 230,904 | 409,948 | 423,797 |
Engineering and development | 82,126 | 70,961 | 162,337 | 136,609 |
Selling and marketing | 52,590 | 47,113 | 104,287 | 92,100 |
General and administrative | 26,132 | 21,524 | 52,684 | 42,586 |
Other segment items | 28,066 | 32,207 | 53,561 | 58,992 |
Income (loss) before taxes | 95,763 | 157,207 | 251,565 | 240,602 |
Total assets | 1,349,429 | 1,353,880 | 1,349,429 | 1,353,880 |
Property additions | 43,593 | 35,685 | 103,325 | 72,239 |
Depreciation and amortization expense | 23,395 | 21,394 | 46,260 | 41,264 |
Operating Segments | Robotics |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 74,866 | 90,247 | 143,853 | 177,901 |
Cost of revenues | 34,155 | 37,409 | 66,447 | 71,862 |
Engineering and development | 14,069 | 16,187 | 29,924 | 31,974 |
Selling and marketing | 24,241 | 28,580 | 48,755 | 53,401 |
General and administrative | 9,879 | 12,429 | 19,744 | 25,646 |
Other segment items | 11,055 | 13,558 | 34,693 | 26,910 |
Income (loss) before taxes | (18,533) | (17,916) | (55,710) | (31,892) |
Total assets | 745,839 | 731,264 | 745,839 | 731,264 |
Property additions | 3,528 | 7,607 | 6,204 | 13,319 |
Depreciation and amortization expense | 6,068 | 7,127 | 12,009 | 13,558 |
Operating Segments | Product Test |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 85,053 | 79,716 | 159,242 | 157,111 |
Cost of revenues | 33,090 | 28,649 | 63,125 | 56,927 |
Engineering and development | 12,674 | 10,889 | 24,213 | 22,689 |
Selling and marketing | 11,663 | 12,021 | 23,400 | 24,202 |
General and administrative | 5,696 | 5,248 | 10,665 | 10,364 |
Other segment items | 6,378 | 6,638 | 13,651 | 13,142 |
Income (loss) before taxes | 15,552 | 16,271 | 24,188 | 29,787 |
Total assets | 358,829 | 211,339 | 358,829 | 211,339 |
Property additions | 3,287 | 1,554 | 6,065 | 3,311 |
Depreciation and amortization expense | 1,926 | 1,715 | 3,432 | 3,465 |
Corporate And Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues | 0 | 0 | 0 | 0 |
Cost of revenues | 0 | 0 | 0 | 0 |
Engineering and development | 0 | 0 | 0 | 0 |
Selling and marketing | 0 | 0 | 0 | 0 |
General and administrative | 919 | (18) | 2,681 | 1,754 |
Other segment items | (4,696) | (63,823) | 1,778 | (55,562) |
Income (loss) before taxes | 3,777 | 63,841 | (4,459) | 53,808 |
Total assets | 1,307,765 | 1,335,223 | 1,307,765 | 1,335,223 |
Property additions | 0 | 0 | 0 | 0 |
Depreciation and amortization expense | $ 0 | $ (32) | $ (10) | $ 37 |

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