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Note 5 - Revenue From Contracts With Customers (Tables) | 6 Months Ended
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Jun. 30, 2021
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Net revenues by customer type: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
End user |  | $ | 19,266 |  |  | $ | 11,946 |  |  | $ | 36,925 |  |  | $ | 21,867 |
OEM/Integrator |  |  | 2,554 |  |  |  | 1,329 |  |  |  | 4,451 |  |  |  | 2,638 |
|  | $ | 21,820 |  |  | $ | 13,275 |  |  | $ | 41,376 |  |  | $ | 24,505 |
Net revenues by product type: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Thermal test |  | $ | 4,537 |  |  | $ | 3,703 |  |  | $ | 8,842 |  |  | $ | 7,850 |
Thermal process |  |  | 6,807 |  |  |  | 4,563 |  |  |  | 12,373 |  |  |  | 8,311 |
Semiconductor production test |  |  | 8,954 |  |  |  | 3,665 |  |  |  | 17,274 |  |  |  | 5,489 |
Service/other |  |  | 1,522 |  |  |  | 1,344 |  |  |  | 2,887 |  |  |  | 2,855 |
|  | $ | 21,820 |  |  | $ | 13,275 |  |  | $ | 41,376 |  |  | $ | 24,505 |
Net revenues by market: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Semi Market |  | $ | 15,677 |  |  | $ | 6,858 |  |  | $ | 28,997 |  |  | $ | 11,869 |
Multimarket: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Industrial |  |  | 4,244 |  |  |  | 3,899 |  |  |  | 8,072 |  |  |  | 8,126 |
Defense/aerospace |  |  | 1,268 |  |  |  | 1,496 |  |  |  | 2,397 |  |  |  | 2,904 |
Telecommunications |  |  | 215 |  |  |  | 597 |  |  |  | 555 |  |  |  | 1,008 |
Other Multimarket |  |  | 416 |  |  |  | 425 |  |  |  | 1,355 |  |  |  | 598 |
|  | $ | 21,820 |  |  | $ | 13,275 |  |  | $ | 41,376 |  |  | $ | 24,505 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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