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Note 12 - Stock-based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2022
Notes Tables |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | Three Months Ended March 31, |
|  | 2022 |  |  | 2021 |
|  | (in thousands) |
Cost of revenue |  | $ | 578 |  |  | $ | 90 |
Sales and marketing |  |  | 2,462 |  |  |  | 1,111 |
General and administrative |  |  | 4,484 |  |  |  | 1,991 |
Research and development |  |  | 750 |  |  |  | 97 |
Total stock-based compensation |  | $ | 8,274 |  |  | $ | 3,289 |
Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] |
|  | March 21, |
|  | 2022 |
Expected life (in years) |  |  | 6.11 |
Expected volatility |  |  | 45.18 | %
Risk-free rate |  |  | 2.16 | %
Dividend yield |  |  | — |

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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