Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION - Additional Information (Detail)

v2.4.0.8
STOCK-BASED COMPENSATION - Additional Information (Detail) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock compensation expense $ 513,000,000 $ 547,000,000 $ 524,000,000
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense 190 201 192
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options 286 265 235
Vesting (exercisable) period of awards 5 years    
Incentive Compensation Plan
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares reserved for issuance under the Incentive Compensation Plan 27,000,000    
Shares available to be issued under the Incentive Compensation Plan 22,000,000    
Incentive Compensation Plan | Stock Options and SARs
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Reduction in the share reserve by each share issued pursuant to an option and each share issued subject to the exercised portion of a stock appreciation right 1    
Incentive Compensation Plan | Restricted Units
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Reduction in the share reserve by each share issued pursuant to an option and each share issued subject to the exercised portion of a stock appreciation right 1    
Management Incentive Award
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting (exercisable) period of awards 5 years    
Percentage of the award vesting at each anniversary date of the grant 20.00%    
Long Term Incentive Performance Award
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting (exercisable) period of awards 3 years    
Long Term Incentive Performance Award | Restricted Units
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted-average grant date fair value of Stock Units granted $ 80.18 $ 77.21 $ 69.53
Total fair value of Stock Units vested 510,000,000 627,000,000 557,000,000
Total unrecognized compensation cost related to nonvested Stock 506,000,000    
Recognition period for the compensation cost 3 years 0 months    
Nonqualified Stock Options
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting (exercisable) period of awards 5 years    
Percentage of the award vesting at each anniversary date of the grant 20.00%    
Total unrecognized compensation cost related to nonvested Stock 2,000,000    
Recognition period for the compensation cost 3 years 4 months    
Cash received from option holders from the exercise of stock options 292,000,000 122,000,000 92,000,000
Total intrinsic value of options exercised $ 92,000,000 $ 39,000,000 $ 31,000,000
Discounted Employee Stock Purchase Modified Plan
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of closing price of class B stock at which class A stock can be purchased     95.00%
Discounted Employee Stock Purchase Plan
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Employee purchase of shares under discounted employee stock purchase plan, number of shares 1,100,000 1,200,000 1,300,000
Employee purchase of shares under discounted employee stock purchase plan, average prices $ 79.74 $ 72.17 $ 66.86
Minimum
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting (exercisable) period of awards 3 years    
Minimum | Management Incentive Award
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Paid in Restricted Units, Percent 50.00%    
Maximum
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting (exercisable) period of awards 5 years    
Maximum | Management Incentive Award
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Paid in Restricted Units, Percent 66.67%