Annual report pursuant to Section 13 and 15(d)

DEBT AND FINANCING ARRANGEMENTS DEBT AND FINANCING ARRANGEMENTS - Average Interest Rate (Details)

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DEBT AND FINANCING ARRANGEMENTS DEBT AND FINANCING ARRANGEMENTS - Average Interest Rate (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Jan. 15, 2013
Dec. 31, 2012
Debt Instrument [Line Items]      
Document Fiscal Year Focus 2013    
Principal Value $ 12,502    
Senior notes | 4.50% senior notes
     
Debt Instrument [Line Items]      
Principal Value 1,750 1,750  
Maturity Jan. 01, 2013    
Average Effective Percentage Rate 2.43%   2.51%
Senior notes | 3.875% senior notes
     
Debt Instrument [Line Items]      
Principal Value 1,000    
Maturity Jan. 01, 2014    
Average Effective Percentage Rate 0.97%   1.14%
Senior notes | 1.125% senior notes
     
Debt Instrument [Line Items]      
Principal Value 375    
Maturity Jan. 01, 2017    
Average Effective Percentage Rate 0.64%   0.57%
Senior notes | 5.50% senior notes
     
Debt Instrument [Line Items]      
Principal Value 750    
Maturity Jan. 01, 2018    
Average Effective Percentage Rate 2.53%   2.71%
Senior notes | 5.125% senior notes
     
Debt Instrument [Line Items]      
Principal Value 1,000    
Maturity Jan. 01, 2019    
Average Effective Percentage Rate 2.01%   2.20%
Senior notes | 3.125% senior notes
     
Debt Instrument [Line Items]      
Principal Value 1,500    
Maturity Jan. 01, 2021    
Average Effective Percentage Rate 1.11%   1.28%
Senior notes | 2.45% senior notes
     
Debt Instrument [Line Items]      
Principal Value $ 1,000    
Maturity Jan. 01, 2022    
Average Effective Percentage Rate 0.86%   0.86%