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Note 2 - Revenue (Tables) | 6 Months Ended
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Jun. 30, 2026
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2026 |  |  | 2025 |  |  | 2026 |  |  | 2025 |
Total product revenue, net |  | $ | 235,794 |  |  | $ | 138,843 |  |  | $ | 437,102 |  |  | $ | 258,498 |
License, milestone, royalty and other revenue |  |  | 4,541 |  |  |  | 2,305 |  |  |  | 8,151 |  |  |  | 3,506 |
Total Revenue |  | $ | 240,335 |  |  | $ | 141,148 |  |  | $ | 445,253 |  |  | $ | 262,004 |
Schedules of Concentration of Risk, by Risk Factor [Table Text Block] |
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2026 |  |  | 2025 |  |  | 2026 |  |  | 2025 |
Customer 1 |  |  | 40 | % |  |  | 42 | % |  |  | 41 | % |  |  | 41 | %
Customer 2 |  |  | 29 | % |  |  | 25 | % |  |  | 28 | % |  |  | 29 | %
Customer 3 |  |  | 19 | % |  |  | 19 | % |  |  | 19 | % |  |  | 17 | %
Customer 4 |  |  | 12 | % |  |  | 13 | % |  |  | 11 | % |  |  | 12 | %
|  | June 30, 2026 |  |  | December 31, 2025 |
Customer 1 |  |  | 36 | % |  |  | 38 | %
Customer 2 |  |  | 23 | % |  |  | 18 | %
Customer 3 |  |  | 28 | % |  |  | 27 | %
Customer 4 |  |  | 12 | % |  |  | 15 | %

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- Definition Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-20 + Details
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