XML 47 R35.htm IDEA: XBRL DOCUMENT
v3.22.4

Note 8 - Shareholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Notes Tables |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  |  |  |  |  | Weighted |
|  |  |  |  |  | Average |
|  |  |  |  |  | Exercise Price |
|  | Shares |  |  | Per Option |
Options outstanding, December 31, 2020 |  |  | 568,740 |  |  | $ | 3.42 |
Granted to employees and directors |  |  | - |  |  |  | - |
Exercised |  |  | (134,494 | ) |  |  | 3.17 |
Canceled/expired/forfeited |  |  | (6,666 | ) |  |  | - |
Options outstanding, December 31, 2021 |  |  | 427,580 |  |  |  | 3.50 |
Granted to employees and directors |  |  | 19,600 |  |  |  | 3.99 |
Exercised |  |  | (21,665 | ) |  |  | 3.70 |
Canceled/expired/forfeited |  |  | (14,900 | ) |  |  | 3.93 |
Options outstanding, December 31, 2022 |  |  | 410,615 |  |  |  | 3.50 |
Options exercisable, December 31, 2022 |  |  | 395,915 |  |  |  | 3.48 |
Share-Based Payment Arrangement, Activity [Table Text Block] |
|  |  |  | Options Outstanding |  |  | Options Exercisable |
Range of Exercise Prices |  | Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contract Life (in years) |  |  | Aggregate Intrinsic Value |  |  | Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contract Life (in years) |  |  | Aggregate Intrinsic Value |
$3.20 | - | $3.99 |  |  | 410,615 |  |  | $ | 3.50 |  |  |  | 1.09 |  |  | $ | 214,000 |  |  |  | 395,915 |  |  | $ | 3.48 |  |  |  | 0.96 |  |  | $ | 214,000 |

X
- Definition Tabular disclosure of activity for award under share-based payment arrangement. Includes, but is not limited to, outstanding award at beginning and end of year, granted, exercised, forfeited, 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 (e) -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 (c)(2) -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 (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
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