XML 37 R28.htm IDEA: XBRL DOCUMENT
v3.23.2

Note 3 - Revenue Recognition (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three months ended June 30, |
​ |  |  |  |  |  | % of |  |  |  |  |  |  | % of |
​ |  | 2023 |  |  | Revenue |  |  | 2022 |  |  | Revenue |
CATV |  | $ | 9,343 |  |  |  | 22.5 | % |  | $ | 23,713 |  |  |  | 45.3 | %
Data Center |  |  | 27,571 |  |  |  | 66.2 | % |  |  | 21,497 |  |  |  | 41.1 | %
Telecom |  |  | 4,231 |  |  |  | 10.2 | % |  |  | 6,276 |  |  |  | 12.0 | %
FTTH |  |  | 55 |  |  |  | 0.1 | % |  |  | 27 |  |  |  | 0.1 | %
Other |  |  | 415 |  |  |  | 1.0 | % |  |  | 786 |  |  |  | 1.5 | %
Total Revenue |  | $ | 41,615 |  |  |  | 100.0 | % |  | $ | 52,299 |  |  |  | 100.0 | %
|  | Six months ended June 30, |
​ |  |  |  |  |  | % of |  |  |  |  |  |  | % of |
​ |  | 2023 |  |  | Revenue |  |  | 2022 |  |  | Revenue |
CATV |  | $ | 37,123 |  |  |  | 39.2 | % |  | $ | 48,694 |  |  |  | 46.6 | %
Data Center |  |  | 47,924 |  |  |  | 50.6 | % |  |  | 42,911 |  |  |  | 41.0 | %
Telecom |  |  | 7,938 |  |  |  | 8.4 | % |  |  | 11,541 |  |  |  | 11.0 | %
FTTH |  |  | 57 |  |  |  | 0.1 | % |  |  | 124 |  |  |  | 0.1 | %
Other |  |  | 1,603 |  |  |  | 1.7 | % |  |  | 1,270 |  |  |  | 1.3 | %
Total Revenue |  | $ | 94,645 |  |  |  | 100.0 | % |  | $ | 104,540 |  |  |  | 100.0 | %

X
- 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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration