Annual report pursuant to Section 13 and 15(d)

QUARTERLY INFORMATION (unaudited) - Additional Information (Detail)

v2.4.0.6
QUARTERLY INFORMATION (unaudited) - Additional Information (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Dec. 31, 2011
Jun. 30, 2011
Quarterly Financial Information [Line Items]        
Increase (decrease) in net income $ 3,023   $ 527 $ 20
Increase (decrease) in basic and diluted earnings per share $ 3.16   $ 0.54 $ 0.02
Impact of pension mark-to-market 4,831   827  
U.S. Domestic Package
       
Quarterly Financial Information [Line Items]        
Increase (decrease) in operating profit   896    
Increase (decrease) in net income   559    
Increase (decrease) in basic and diluted earnings per share   $ 0.58    
Gain (loss) on sale of real estate       15
Impact of pension mark-to-market 3,177   479  
International Package
       
Quarterly Financial Information [Line Items]        
Impact of pension mark-to-market 941   171  
Supply Chain & Freight
       
Quarterly Financial Information [Line Items]        
Gain (loss) on sale of real estate       48
Impact of pension mark-to-market $ 713   $ 177