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v3.22.2.2

Operating Segments and Enterprise-Wide Information - Revenue by Segment, Recognition Type, and Geographic Area (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 24, 2022 | Sep. 25, 2021 | Sep. 24, 2022 | Sep. 25, 2021
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 180,869 | $ 189,964 | $ 581,950 | $ 564,676
Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 139,365 | 154,850 | 467,056 | 467,389
Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 41,504 | 35,114 | 114,894 | 97,287
United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 38,089 | 25,468 | 94,978 | 87,604
United States | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 25,909 | 18,530 | 67,424 | 64,012
United States | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 12,180 | 6,938 | 27,554 | 23,592
Taiwan |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 36,838 | 41,574 | 139,927 | 139,038
Taiwan | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 32,227 | 34,100 | 119,937 | 125,571
Taiwan | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 4,611 | 7,474 | 19,990 | 13,467
China |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 36,728 | 51,047 | 124,862 | 125,499
China | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 27,973 | 46,011 | 101,342 | 107,838
China | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 8,755 | 5,036 | 23,520 | 17,661
South Korea |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 28,937 | 28,972 | 85,193 | 84,234
South Korea | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 28,118 | 27,895 | 80,417 | 81,322
South Korea | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 819 | 1,077 | 4,776 | 2,912
Europe |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 11,798 | 10,486 | 28,284 | 32,495
Europe | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 3,682 | 3,595 | 9,888 | 12,894
Europe | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 8,116 | 6,891 | 18,396 | 19,601
Singapore |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 10,357 | 7,552 | 28,361 | 26,072
Singapore | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 7,983 | 6,841 | 23,398 | 23,070
Singapore | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 2,374 | 711 | 4,963 | 3,002
Japan |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 7,692 | 10,728 | 27,011 | 27,753
Japan | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 4,533 | 5,767 | 16,034 | 14,493
Japan | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 3,159 | 4,961 | 10,977 | 13,260
Malaysia |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 6,509 | 11,633 | 44,952 | 34,758
Malaysia | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 6,272 | 11,353 | 43,946 | 34,275
Malaysia | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 237 | 280 | 1,006 | 483
Rest of the world |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 3,921 | 2,504 | 8,382 | 7,223
Rest of the world | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 2,668 | 758 | 4,670 | 3,914
Rest of the world | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 1,253 | 1,746 | 3,712 | 3,309
Products transferred at a point in time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 176,444 | 187,781 | 570,478 | 554,941
Products transferred at a point in time | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 138,602 | 154,217 | 464,139 | 465,822
Products transferred at a point in time | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 37,842 | 33,564 | 106,339 | 89,119
Products and services transferred over time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 4,425 | 2,183 | 11,472 | 9,735
Products and services transferred over time | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 763 | 633 | 2,917 | 1,567
Products and services transferred over time | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 3,662 | 1,550 | 8,555 | 8,168
Foundry & Logic |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 90,605 | 104,640 | 327,106 | 321,776
Foundry & Logic | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 90,605 | 104,640 | 327,106 | 321,776
Foundry & Logic | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
DRAM |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 34,922 | 39,816 | 106,202 | 115,802
DRAM | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 34,922 | 39,816 | 106,202 | 115,802
DRAM | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
Flash |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 13,838 | 10,394 | 33,748 | 29,811
Flash | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 13,838 | 10,394 | 33,748 | 29,811
Flash | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 41,504 | 35,114 | 114,894 | 97,287
Systems | Probe Cards |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 | 0
Systems | Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 41,504 | $ 35,114 | $ 114,894 | $ 97,287

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