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Note 5 - Revenue From Contracts With Customers | 6 Months Ended
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Jun. 30, 2021
Notes to Financial Statements |
Revenue from Contract with Customer [Text Block] |
(5) | REVENUE FROM CONTRACTS WITH CUSTOMERS
The following tables provide additional information about our revenue from contracts with customers, including revenue by customer and product type and revenue by market. See also Note 14 for information about revenue by operating segment and geographic region.
|  | 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 |
There was not a significant change in the amount of the allowance for doubtful accounts for the six months ended June 30, 2021.

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- Definition The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -URI http://asc.fasb.org/topic&trid=49130388 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130550-203045 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130558-203045 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 + Details
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