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Note 2 - Earnings Per Share (Details Textual) - $ / shares shares in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.0001 |  | $ 0.0001
Restricted Stock [Member] |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 0.8 | 0.8 |
Share-Based Payment Arrangement, Option [Member] |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 2.2 | 1.9 |
Series A Redeemable Convertible Preferred Stock [Member] |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 8.1 | 7.6 |
Series A Redeemable Convertible Preferred Stock [Member] |  |  |
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.0001 |  |

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-13 + Details
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