Note 6 - Debt - Schedule of Debt Instruments (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| The 2029 Notes [Member] | ||||
| Contractual interest expense | $ 1,681 | $ 859 | $ 3,362 | $ 859 |
| Amortization of debt issuance costs | 1,438 | 748 | 2,883 | 748 |
| Total interest expense | 3,119 | 1,607 | 6,245 | 1,607 |
| Initial Term Loan [Member] | ||||
| Contractual interest expense | 0 | 2,231 | 0 | 4,464 |
| Amortization of debt premium and issuance costs | 0 | (1,306) | 0 | (3,214) |
| Total interest expense | 0 | 925 | 0 | 1,250 |
| Convertible Senior Notes 2026 [Member] | ||||
| Contractual interest expense | 0 | 790 | 112 | 2,074 |
| Amortization of debt issuance costs | 0 | 92 | 14 | 240 |
| Total interest expense | $ 0 | $ 882 | $ 126 | $ 2,314 |
| X | ||||||||||
- Definition Amount of amortization expense attributable to debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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