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Note 2 - REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables) | 6 Months Ended
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Jun. 30, 2022
Notes Tables |
Schedule of Disaggregation of Revenue | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30, |  | Six Months Ended June 30, |
​ |  | 2022 |  | 2021 | ​ | 2022 |  | 2021 | ​
Over time | ​ | 74 | ​ | 57 | % | 72 | % | 54 | %
Point-in-time |  | 26 | ​ | 43 | % | 28 | % | 46 | %
Total |  | 100 | % | 100 | % | 100 | % | 100 | %

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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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