XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.21.1

Note 14 - Stock Based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Notes Tables |
Share-based Payment Arrangement, Option, Activity [Table Text Block] |
|  |  |  |  |  | Weighted |  |  | Weighted |
|  |  |  |  |  | average |  |  | average |
|  |  |  |  |  | exercise |  |  | Grant Date |
|  | Shares |  |  | price |  |  | Fair Value |
Options outstanding at January 1, 2020 |  |  | 57,748 |  |  | $ | 23.39 |  |  | $ | 3.36 |
Options granted |  |  | - |  |  |  | - |  |  |  |  |
Options exercised |  |  | (35,617 | ) |  |  | 22.33 |  |  |  | 3.31 |
Options forfeited or expired |  |  | (1,500 | ) |  |  | 27.25 |  |  |  | 3.64 |
Options outstanding, end of year |  |  | 20,631 |  |  | $ | 25.30 |  |  | $ | 3.46 |
Options exercisable at December 31, 2020 |  |  | 8,631 |  |  | $ | 22.60 |  |  | $ | 3.22 |
Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block] |
Exercise price of stock options: |  |  | Number of options outstanding at year-end |  |  | Number of options exercisable at year-end |  |  | Average remaining contractual life (in years) |
$ | 27.25 |  |  |  | 12,000 |  |  |  | - |  |  |  | 8.45 |
$ | 25.65 |  |  |  | 3,000 |  |  |  | 3,000 |  |  |  | 7.53 |
$ | 20.86 |  |  |  | 3,306 |  |  |  | 3,306 |  |  |  | 6.38 |
$ | 21.13 |  |  |  | 2,325 |  |  |  | 2,325 |  |  |  | 5.03 |
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] |
Outstanding Stock Awards |  | Shares |  |  | Per Share |
Outstanding at January 1, 2020 |  |  | 9,000 |  |  | $ | 27.25 |
Granted |  |  | 10,539 |  |  |  | 29.00 |
Vested |  |  | (550 | ) |  |  | 28.05 |
Forfeited |  |  | - |  |  |  | - |
Outstanding at December 31, 2020 |  |  | 18,989 |  |  | $ | 28.20 |

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum: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 http://asc.fasb.org/extlink&oid=120381028&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 http://asc.fasb.org/extlink&oid=120381028&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 http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum: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