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v3.21.2

Operating Segments and Enterprise-Wide Information (Tables) | 9 Months Ended
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Sep. 25, 2021
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
| September 25, 2021 |  | September 26, 2020
| Probe Cards |  | Systems |  | Corporate and Other |  | Total |  | Probe Cards |  | Systems |  | Corporate and Other |  | Total
Revenues | $ | 154,850 |  |  | $ | 35,114 |  |  | $ | — |  |  | $ | 189,964 |  |  | $ | 150,773 |  |  | $ | 27,223 |  |  | $ | — |  |  | $ | 177,996 |
Gross profit | $ | 69,868 |  |  | $ | 17,553 |  |  | $ | (7,202) |  |  | $ | 80,219 |  |  | $ | 69,641 |  |  | $ | 13,565 |  |  | $ | (6,457) |  |  | $ | 76,749 |
Gross margin | 45.1 | % |  | 50.0 | % |  |  |  | 42.2 | % |  | 46.2 | % |  | 49.8 | % |  |  |  | 43.1 | %
| Nine Months Ended
| September 25, 2021 |  | September 26, 2020
| Probe Cards |  | Systems |  | Corporate and Other |  | Total |  | Probe Cards |  | Systems |  | Corporate and Other |  | Total
Revenues | $ | 467,389 |  |  | $ | 97,287 |  |  | $ | — |  |  | $ | 564,676 |  |  | $ | 419,272 |  |  | $ | 77,301 |  |  | $ | — |  |  | $ | 496,573 |
Gross profit | $ | 206,783 |  |  | $ | 48,059 |  |  | $ | (21,634) |  |  | $ | 233,208 |  |  | $ | 191,907 |  |  | $ | 37,618 |  |  | $ | (19,219) |  |  | $ | 210,306 |
Gross margin | 44.2 | % |  | 49.4 | % |  |  |  | 41.3 | % |  | 45.8 | % |  | 48.7 | % |  |  |  | 42.4 | %
Schedule of Disaggregation of Revenue by Segment | Certain revenue category information by reportable segment was as follows (in thousands):
| Three Months Ended
| September 25, 2021 |  | September 26, 2020
| Probe Cards |  | Systems |  | Total |  | Probe Cards |  | Systems |  | Total
Market: |  |  |  |  |  |  |  |  |  |  |
Foundry & Logic | $ | 104,640 |  |  | $ | — |  |  | $ | 104,640 |  |  | $ | 108,411 |  |  | $ | — |  |  | $ | 108,411 |
DRAM | 39,816 |  |  | — |  |  | 39,816 |  |  | 31,379 |  |  | — |  |  | 31,379 |
Flash | 10,394 |  |  | — |  |  | 10,394 |  |  | 10,983 |  |  | — |  |  | 10,983 |
Systems | — |  |  | 35,114 |  |  | 35,114 |  |  | — |  |  | 27,223 |  |  | 27,223 |
Total | $ | 154,850 |  |  | $ | 35,114 |  |  | $ | 189,964 |  |  | $ | 150,773 |  |  | $ | 27,223 |  |  | $ | 177,996 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time | $ | 154,217 |  |  | $ | 33,564 |  |  | $ | 187,781 |  |  | $ | 150,252 |  |  | $ | 25,987 |  |  | $ | 176,239 |
Products and services transferred over time | 633 |  |  | 1,550 |  |  | 2,183 |  |  | 521 |  |  | 1,236 |  |  | 1,757 |
Total | $ | 154,850 |  |  | $ | 35,114 |  |  | $ | 189,964 |  |  | $ | 150,773 |  |  | $ | 27,223 |  |  | $ | 177,996 |
Geographical region: |  |  |  |  |  |  |  |  |  |  |
China | $ | 46,011 |  |  | $ | 5,036 |  |  | $ | 51,047 |  |  | $ | 24,851 |  |  | $ | 3,695 |  |  | $ | 28,546 |
Taiwan | 34,100 |  |  | 7,474 |  |  | 41,574 |  |  | 33,351 |  |  | 3,584 |  |  | 36,935 |
South Korea | 27,895 |  |  | 1,077 |  |  | 28,972 |  |  | 28,337 |  |  | 1,234 |  |  | 29,571 |
United States | 18,530 |  |  | 6,938 |  |  | 25,468 |  |  | 31,596 |  |  | 4,732 |  |  | 36,328 |
Asia-Pacific 1 | 18,566 |  |  | 1,315 |  |  | 19,881 |  |  | 5,505 |  |  | 3,449 |  |  | 8,954 |
Japan | 5,767 |  |  | 4,961 |  |  | 10,728 |  |  | 12,288 |  |  | 4,857 |  |  | 17,145 |
Europe | 3,595 |  |  | 6,891 |  |  | 10,486 |  |  | 11,679 |  |  | 5,300 |  |  | 16,979 |
Rest of the world | 386 |  |  | 1,422 |  |  | 1,808 |  |  | 3,166 |  |  | 372 |  |  | 3,538 |
Total | $ | 154,850 |  |  | $ | 35,114 |  |  | $ | 189,964 |  |  | $ | 150,773 |  |  | $ | 27,223 |  |  | $ | 177,996 |
| Nine Months Ended
| September 25, 2021 |  | September 26, 2020
| Probe Cards |  | Systems |  | Total |  | Probe Cards |  | Systems |  | Total
Market: |  |  |  |  |  |  |  |  |  |  |
Foundry & Logic | $ | 321,776 |  |  | $ | — |  |  | $ | 321,776 |  |  | $ | 323,503 |  |  | $ | — |  |  | $ | 323,503 |
DRAM | 115,802 |  |  | — |  |  | 115,802 |  |  | 75,127 |  |  | — |  |  | 75,127 |
Flash | 29,811 |  |  | — |  |  | 29,811 |  |  | 20,642 |  |  | — |  |  | 20,642 |
Systems | — |  |  | 97,287 |  |  | 97,287 |  |  | — |  |  | 77,301 |  |  | 77,301 |
Total | $ | 467,389 |  |  | $ | 97,287 |  |  | $ | 564,676 |  |  | $ | 419,272 |  |  | $ | 77,301 |  |  | $ | 496,573 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time | $ | 465,822 |  |  | $ | 89,119 |  |  | $ | 554,941 |  |  | $ | 417,529 |  |  | $ | 73,393 |  |  | $ | 490,922 |
Products and services transferred over time | 1,567 |  |  | 8,168 |  |  | 9,735 |  |  | 1,743 |  |  | 3,908 |  |  | 5,651 |
Total | $ | 467,389 |  |  | $ | 97,287 |  |  | $ | 564,676 |  |  | $ | 419,272 |  |  | $ | 77,301 |  |  | $ | 496,573 |
Geographical region: |  |  |  |  |  |  |  |  |  |  |
Taiwan | $ | 125,571 |  |  | $ | 13,467 |  |  | $ | 139,038 |  |  | $ | 93,596 |  |  | $ | 8,290 |  |  | $ | 101,886 |
China | 107,838 |  |  | 17,661 |  |  | 125,499 |  |  | 107,756 |  |  | 13,190 |  |  | 120,946 |
United States | 64,012 |  |  | 23,592 |  |  | 87,604 |  |  | 79,575 |  |  | 16,790 |  |  | 96,365 |
South Korea | 81,322 |  |  | 2,912 |  |  | 84,234 |  |  | 56,278 |  |  | 2,494 |  |  | 58,772 |
Asia-Pacific 1 | 59,013 |  |  | 4,114 |  |  | 63,127 |  |  | 14,307 |  |  | 9,010 |  |  | 23,317 |
Europe | 12,894 |  |  | 19,601 |  |  | 32,495 |  |  | 36,656 |  |  | 15,498 |  |  | 52,154 |
Japan | 14,493 |  |  | 13,260 |  |  | 27,753 |  |  | 24,502 |  |  | 11,072 |  |  | 35,574 |
Rest of the world | 2,246 |  |  | 2,680 |  |  | 4,926 |  |  | 6,602 |  |  | 957 |  |  | 7,559 |
Total | $ | 467,389 |  |  | $ | 97,287 |  |  | $ | 564,676 |  |  | $ | 419,272 |  |  | $ | 77,301 |  |  | $ | 496,573 |
1 Asia-Pacific includes all countries in the region except China, Japan, South Korea, and Taiwan, which are disclosed separately.

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