Note 3: Earnings Per Share (Tables)
 9 Months Ended
Sep. 30, 2012
Notes to Condensed Consolidated Financial Statements [Abstract]  
Schedule of Earnings Per Share, Basic, by Common Class [Text Block]
   Quarter Ended September 30, Nine Months Ended September 30,
(Dollars in millions, except per share amounts; shares in millions) 2012 2011  2012  2011
Net income from continuing operations $ 1,247 $ 1,290 $ 3,902 $ 3,551
Net income (loss) from discontinued operations   168   34   (829)   103
 Net income attributable to common shareowners $ 1,415 $ 1,324 $ 3,073 $ 3,654
              
             
Basic weighted average number of shares outstanding   896.3   888.8   893.6   893.7
Stock awards   10.9   13.1   11.7   15.4
 Diluted weighted average number of shares outstanding   907.2   901.9   905.3   909.1
              
Earnings (Loss) Per Share of Common Stock - Basic:            
 Net income from continuing operations $1.39 $1.45 $4.37 $3.97
 Net income (loss) from discontinued operations  0.19  0.04  (0.93)  0.12
 Net income attributable to common shareowners   1.58  1.49   3.44  4.09
              
Earnings (Loss) Per Share of Common Stock - Diluted:            
 Net income from continuing operations $1.37 $1.43 $4.31 $3.91
 Net income (loss) from discontinued operations  0.19  0.04  (0.92)  0.11
 Net income attributable to common shareowners   1.56  1.47   3.39  4.02
Schedule of Earnings Per Share, Diluted, by Common Class [Text Block]
   Quarter Ended September 30, Nine Months Ended September 30,
(Dollars in millions, except per share amounts; shares in millions) 2012 2011  2012  2011
Net income from continuing operations $ 1,247 $ 1,290 $ 3,902 $ 3,551
Net income (loss) from discontinued operations   168   34   (829)   103
 Net income attributable to common shareowners $ 1,415 $ 1,324 $ 3,073 $ 3,654
              
             
Basic weighted average number of shares outstanding   896.3   888.8   893.6   893.7
Stock awards   10.9   13.1   11.7   15.4
 Diluted weighted average number of shares outstanding   907.2   901.9   905.3   909.1
              
Earnings (Loss) Per Share of Common Stock - Basic:            
 Net income from continuing operations $1.39 $1.45 $4.37 $3.97
 Net income (loss) from discontinued operations  0.19  0.04  (0.93)  0.12
 Net income attributable to common shareowners   1.58  1.49   3.44  4.09
              
Earnings (Loss) Per Share of Common Stock - Diluted:            
 Net income from continuing operations $1.37 $1.43 $4.31 $3.91
 Net income (loss) from discontinued operations  0.19  0.04  (0.92)  0.11
 Net income attributable to common shareowners   1.56  1.47   3.39  4.02