XML 51 R31.htm IDEA: XBRL DOCUMENT
v3.22.4

Note 1 - Description of Business and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |
Numerator: |  |  |  |  |  |  |  |
Net earnings |  | $ | 52,689 |  |  | $ | 24,821 |
Less dividends declared: |  |  |  |  |  |  |  |
Class A |  |  | 514 |  |  |  | 515 |
Class B |  |  | 2,922 |  |  |  | 2,862 |
Undistributed earnings |  | $ | 49,253 |  |  | $ | 21,444 |
Undistributed earnings allocation: |  |  |  |  |  |  |  |
Class A undistributed earnings |  | $ | 8,084 |  |  | $ | 3,561 |
Class B undistributed earnings |  |  | 41,169 |  |  |  | 17,883 |
Total undistributed earnings |  | $ | 49,253 |  |  | $ | 21,444 |
Net earnings allocation: |  |  |  |  |  |  |  |
Class A net earnings |  | $ | 8,598 |  |  | $ | 4,076 |
Class B net earnings |  |  | 44,091 |  |  |  | 20,745 |
Net earnings |  | $ | 52,689 |  |  | $ | 24,821 |
Denominator: |  |  |  |  |  |  |  |
Weighted average shares outstanding: |  |  |  |  |  |  |  |
Class A |  |  | 2,143 |  |  |  | 2,145 |
Class B |  |  | 10,394 |  |  |  | 10,258 |
Net earnings per share: |  |  |  |  |  |  |  |
Class A |  | $ | 4.01 |  |  | $ | 1.90 |
Class B |  | $ | 4.24 |  |  | $ | 2.02 |

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
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