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v3.23.1

Operating Segments and Enterprise-Wide Information (Tables) | 3 Months Ended
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Apr. 01, 2023
Segment Reporting [Abstract] |
Schedule of Operating Results by Segment | The following table summarizes the operating results by reportable segment (dollars in thousands):
| Three Months Ended
| April 1, 2023 |  | March 26, 2022
| Probe Cards |  | Systems |  | Corporate and Other |  | Total |  | Probe Cards |  | Systems |  | Corporate and Other |  | Total
Revenues | $ | 127,328 |  |  | $ | 40,120 |  |  | $ | — |  |  | $ | 167,448 |  |  | $ | 159,983 |  |  | $ | 37,191 |  |  | $ | — |  |  | $ | 197,174 |
Gross profit | 43,623 |  |  | 20,746 |  |  | (3,291) |  |  | 61,078 |  |  | 77,202 |  |  | 19,407 |  |  | (2,385) |  |  | 94,224 |
Gross margin | 34.3 | % |  | 51.7 | % |  |  |  | 36.5 | % |  | 48.3 | % |  | 52.2 | % |  |  |  | 47.8 | %
Schedule of Disaggregation of Revenue by Segment | Certain revenue category information by reportable segment was as follows (in thousands):
| Three Months Ended
| April 1, 2023 |  | March 26, 2022
| Probe Cards |  | Systems |  | Total |  | Probe Cards |  | Systems |  | Total
Market: |  |  |  |  |  |  |  |  |  |  |
Foundry & Logic | $ | 101,562 |  |  | $ | — |  |  | $ | 101,562 |  |  | $ | 114,121 |  |  | $ | — |  |  | $ | 114,121 |
DRAM | 19,890 |  |  | — |  |  | 19,890 |  |  | 34,437 |  |  | — |  |  | 34,437 |
Flash | 5,876 |  |  | — |  |  | 5,876 |  |  | 11,425 |  |  | — |  |  | 11,425 |
Systems | — |  |  | 40,120 |  |  | 40,120 |  |  | — |  |  | 37,191 |  |  | 37,191 |
Total | $ | 127,328 |  |  | $ | 40,120 |  |  | $ | 167,448 |  |  | $ | 159,983 |  |  | $ | 37,191 |  |  | $ | 197,174 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time | $ | 126,678 |  |  | $ | 36,710 |  |  | $ | 163,388 |  |  | $ | 158,836 |  |  | $ | 35,416 |  |  | $ | 194,252 |
Products and services transferred over time | 650 |  |  | 3,410 |  |  | 4,060 |  |  | 1,147 |  |  | 1,775 |  |  | 2,922 |
Total | $ | 127,328 |  |  | $ | 40,120 |  |  | $ | 167,448 |  |  | $ | 159,983 |  |  | $ | 37,191 |  |  | $ | 197,174 |
Geographical region: |  |  |  |  |  |  |  |  |  |  |
Taiwan | $ | 38,897 |  |  | $ | 1,432 |  |  | $ | 40,329 |  |  | $ | 42,522 |  |  | $ | 10,547 |  |  | $ | 53,069 |
United States | 24,641 |  |  | 13,090 |  |  | 37,731 |  |  | 19,976 |  |  | 5,671 |  |  | 25,647 |
China | 18,476 |  |  | 8,623 |  |  | 27,099 |  |  | 32,791 |  |  | 5,608 |  |  | 38,399 |
South Korea | 19,572 |  |  | 1,203 |  |  | 20,775 |  |  | 24,881 |  |  | 2,620 |  |  | 27,501 |
Malaysia | 10,324 |  |  | 946 |  |  | 11,270 |  |  | 21,517 |  |  | 682 |  |  | 22,199 |
Japan | 7,136 |  |  | 3,841 |  |  | 10,977 |  |  | 4,785 |  |  | 4,597 |  |  | 9,382 |
Europe | 3,426 |  |  | 6,000 |  |  | 9,426 |  |  | 2,382 |  |  | 6,013 |  |  | 8,395 |
Singapore | 3,200 |  |  | 2,140 |  |  | 5,340 |  |  | 10,284 |  |  | 612 |  |  | 10,896 |
Rest of the world | 1,656 |  |  | 2,845 |  |  | 4,501 |  |  | 845 |  |  | 841 |  |  | 1,686 |
Total | $ | 127,328 |  |  | $ | 40,120 |  |  | $ | 167,448 |  |  | $ | 159,983 |  |  | $ | 37,191 |  |  | $ | 197,174 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 + Details
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