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Capital Stock (Details Narrative) - $ / shares | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Class of Stock [Line Items] |  |
Preferred stock, par value | $ 1.00 | $ 1.00
Preferred stock, shares authorized | 5,000,000 | 5,000,000
Preferred stock, shares issued | 0 | 0
Common stock voting rights | Class C shares have 10 votes per share on all matters except for the election of one third of the directors who are elected solely by the Class A shares. |
Stockholders dividends descriptions | Stockholders of both Class A and Class C common stock have received 5% stock dividends in the years 1990 through 2019, a 7.5% stock dividend in the year 2020, and a 5% stock dividend in the year 2021, as authorized by the Company’s Board of Directors. |
Share-based Payment Arrangement, Option [Member] |  |
Class of Stock [Line Items] |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 50,000 | 0
Common Class B [Member] |  |
Class of Stock [Line Items] |  |
Common Stock, Par or Stated Value Per Share | $ 1.00 | $ 1.00
Common Stock, Shares Authorized | 5,000,000 | 5,000,000
Common Stock, Shares, Issued | 0 | 0

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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