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REVENUE RECOGNITION (Tables) | 12 Months Ended
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Dec. 31, 2022
Revenue from Contract with Customer [Abstract] |
Disaggregated revenue | The following table presents the disaggregation of our revenue for the years ended December 31, 2022, and 2021 (in thousands):
|  |  | Years Ended December 31,
|  |  |  |  | 2022 |  | 2021
Fixed fee license revenue |  |  |  |  | $ | 11,953 |  |  | $ | 5,843 |
Per-unit royalty revenue |  |  |  |  | 26,225 |  |  | 28,846 |
Total royalty and license revenue |  |  |  |  | 38,178 |  |  | 34,689 |
Development, services, and other revenue |  |  |  |  | 283 |  |  | 400 |
Total revenues |  |  |  |  | $ | 38,461 |  |  | $ | 35,089 |

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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 https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
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