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Capital Stock (Tables)

12 Months Ended

Dec. 31, 2022

Equity [Abstract]

Summary of Activities in Shares of Capital Stock

The following table summarizes the activity in shares of capital stock.

Summary of Activities in Shares of Capital Stock

		Class A				Class C
Outstanding shares at December 31, 2020			16,595,783				2,679,603
Exercise of stock options			160,282				104,656
Stock dividends			837,410				131,553
Conversion of Class C to Class A			49,247				(49,247	)
Outstanding shares at December 31, 2021			17,642,722				2,866,565
Exercise of stock options			109,587				-
Stock dividends			889,554				139,462
Conversion of Class C to Class A			116,168				(116,168	)
Outstanding shares at December 31, 2022			18,758,031				2,889,859

Schedule of Earnings Per Share, Basic and Diluted

Earnings per share amounts have been retroactively adjusted for the effect of annual stock dividends. In accordance with GAAP, the basic and diluted earnings per share amounts were calculated as follows:

Schedule of Earnings Per Share, Basic and Diluted

		2022				2021
		Years Ended December 31
		2022				2021
Numerator:
Net earnings		$	25,690,302			$	39,518,990
Denominator:
Denominator for basic earnings per share-weighted-average shares			21,137,941				21,146,713
Effect of dilutive securities
Employee stock options			807,927				812,916
Unvested restricted stock units			374				-
Dilutive potential common shares			808,301				812,916
Denominator for diluted earnings per share-adjusted weighted-average
shares and assumed conversions			21,946,242				21,959,629
Basic earnings per share		$	1.22			$	1.87
Diluted earnings per share		$	1.17			$	1.80

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Tabular disclosure of information related to converting stock into another financial instrument(s) in a noncash (or part noncash) transaction.

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-Publisher FASB
-Name Accounting Standards Codification
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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.

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-Name Accounting Standards Codification
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