XML 48 R35.htm IDEA: XBRL DOCUMENT
v3.22.4

Note 14 - Stock-based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Notes Tables |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Number of Shares |  |  | Weighted-Average Exercise Price |  |  | Weighted-Average of Remaining Contractual Life (in years) |  |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2021 |  |  | 2,017,969 |  |  | $ | 6.74 |  |  |  |  |  |  |  |  |
Issued |  |  | — |  |  | $ | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (1,211,141 | ) |  | $ | 3.08 |  |  |  |  |  |  |  |  |
Expired/Forfeited |  |  | (4,665 | ) |  | $ | 15.30 |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 802,163 |  |  | $ | 12.23 |  |  |  | 1.6 |  |  | $ | 12,704,473 |
Exercisable at December 31, 2022 |  |  | 673,137 |  |  | $ | 8.71 |  |  |  | 1.2 |  |  | $ | 12,270,696 |
Schedule of Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value [Table Text Block] |
|  | Year ended December 31, |
|  |  | 2022 |  |  |  | 2021 |
Weighted average fair value per share of options granted |  |  | N/A |  |  | $ | 24.00 |
Cash received from options exercised, net |  | $ | 3,731 |  |  | $ | 1,885 |
Aggregate intrinsic value of options exercised |  | $ | 74,296 |  |  | $ | 13,673 |
Grant date fair value of shares vested |  | $ | 1,802 |  |  | $ | 834 |

X
- Definition Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year. + 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 (d)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration