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Equity (Tables)
3 Months Ended
Mar. 31, 2019
Equity [Abstract]  
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 months ended March 31, 2019 and 2018. Class A shares have been excluded as there was no activity during the three months ended March 31, 2019 or 2018.
 
 
 
Three Months Ended
 
 
 
March 31,
 
 
 
2019
 
2018
Class B Shares
 
 
 
 
 
Beginning Balance
 
 
100,803,382

 
101,100,453

Stock Award Activity
 
 
498,324

 
454,769

Purchase of Treasury Stock
 
 
(60,833
)
 
(118,645
)
Ending Balance
 
 
101,240,873

 
101,436,577

 
 
 
 
 
 
Treasury Shares
 
 
 
 
 
Beginning Balance
 
 
8,702,074

 
8,405,003

Stock Award Activity
 
 
(498,324
)
 
(454,769
)
Purchase of Treasury Stock
 
 
60,833

 
118,645

Ending Balance
 
 
8,264,583

 
8,068,879