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Earnings Per Share (Narrative) (Details) - shares	9 Months Ended
Earnings Per Share (Narrative) (Details) - shares	Sep. 30, 2023	Sep. 30, 2022
Class A [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares repurchased plan, shares	0	0

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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