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Shareholders' Equity
12 Months Ended
Dec. 31, 2020
Stockholders' Equity Note [Abstract]  
Shareholders' Equity Shareholders’ Equity
Common and preferred stock consists of the following:
Common Stock, $1 Par Value
December 2020
 (Units in Millions)
Common Shares Authorized1,800 
Common Shares Issued and Outstanding763 
 
Preferred Stock
Preferred Shares Authorized25 
Preferred Shares Issued and Outstanding— 

Holders of common stock are entitled to one vote on all matters requiring a vote for each share held. Preferred stock is senior to common stock with respect to dividends and upon liquidation of CSX.