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Equity (Tables)
 9 Months Ended
Sep. 30, 2023
Equity [Abstract]  
Schedule of Activity for Class B Common Stock and Treasury Stock The following table presents the activity for the Class B common stock and Treasury stock for the three and nine months ended September 30, 2023 and 2022. Class A shares have been excluded as there was no activity during these same periods.
 Three Months EndedNine Months Ended
September 30,September 30,
2023202220232022
Class B Shares
Beginning Balance88,290,140 89,197,952 89,275,935 93,410,968 
Stock Award Activity 5,000 0 387,996 1,704,592 
Purchase of Treasury Stock(2,046,790)(211,885)(3,415,581)(6,129,493)
Ending Balance86,248,350 88,986,067 86,248,350 88,986,067 
Treasury Shares
Beginning Balance11,215,316 20,307,504 10,229,521 16,094,488 
Stock Award Activity (5,000)0 (387,996)(1,704,592)
Purchase of Treasury Stock2,046,790 211,885 3,415,581 6,129,493 
Retirement of Treasury Stock0 (10,000,000)0 (10,000,000)
Ending Balance13,257,106 10,519,389 13,257,106 10,519,389