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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2018
Dec. 31, 2017
Statement of Financial Position [Abstract]    
Preferred Stock, Par or Stated Value Per Share $ 1  
Preferred Stock, Shares Authorized 10,000,000  
Preferred Stock, Shares Issued 3,590 4,070
Preferred Stock, Shares Outstanding 3,590 4,070
Preferred Stock, Liquidation Preference Per Share $ 50  
Common Stock, Par or Stated Value Per Share $ 0.1  
Common Stock, Shares Authorized 4,500,000,000  
Common Stock, Shares Issued 2,200,000,000 2,200,000,000
Treasury Stock, Shares 576,000,000 575,000,000