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Stockholders' Equity and Earnings Per Share (Narrative) (Details) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 vote shares | Dec. 31, 2021 shares | Nov. 10, 2021 USD ($)
2021 Stock Repurchase Program |  |  |
Class of Stock [Line Items] |  |  |
Authorized amount available for repurchase | $ |  |  | $ 20.0
Treasury stock, shares acquired (in shares) | 0 | 0 |
Class A Common Stock |  |  |
Class of Stock [Line Items] |  |  |
Votes per share | vote | 1 |  |
Common stock, shares authorized (in shares) | 25,000,000 |  |
Treasury stock (in shares) | 2,434,769 | 2,600,661 |
Class B Common Stock |  |  |
Class of Stock [Line Items] |  |  |
Votes per share | vote | 10 |  |
Common stock, shares authorized (in shares) | 6,756,176 |  |

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