Registration of securities issued in business combination transactions

STOCK-BASED COMPENSATION PLANS (Details)

v2.4.0.8
STOCK-BASED COMPENSATION PLANS (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
STOCK-BASED COMPENSATION PLAN          
Authorized number of shares to be granted under the Stock Incentive Plan 32,600,000   32,600,000    
Remaining shares available for grant 4,000,000   6,000,000    
Vesting period 3 years   3 years    
STOCK-BASED COMPENSATION PLANS          
Compensation cost from continuing operations $ 7 $ 7 $ 28 $ 26 $ 22
Total income tax benefit recognized in the statements of operations for stock-based compensation arrangements 1 2 7 6 6
Stock options
          
Weighted average of the assumptions utilized for stock options granted          
Dividend yield (as a percent) 2.40% 2.80% 2.80% 3.00% 2.30%
Expected volatility (as a percent) 60.30% 62.60% 62.50% 65.30% 65.60%
Risk-free interest rate (as a percent) 1.70% 1.00% 1.00% 1.30% 2.80%
Expected life of stock options granted during the period 5 years 8 months 12 days 5 years 7 months 6 days 5 years 7 months 6 days 6 years 7 months 6 days 6 years 7 months 6 days
Option Awards, Shares          
Outstanding at the beginning of the period (in shares) 10,019,000 10,517,000 10,517,000    
Granted (in shares) 1,116,000   1,239,000    
Exercised (in shares) (224,000)   (1,365,000)    
Outstanding at the end of the period (in shares) 10,911,000   10,019,000 10,517,000  
Exercisable at the end of the period (in shares) 8,506,000   7,614,000    
Option Awards, Weighted Average Exercise Price          
Outstanding at the beginning of the period (in dollars per share) $ 15.39 $ 14.52 $ 14.52    
Granted (in dollars per share) $ 21.22   $ 17.87    
Exercised (in dollars per share) $ 18.62   $ 9.65    
Outstanding at the end of the period (in dollars per share) $ 15.92   $ 15.39 $ 14.52  
Exercisable at the end of the period (in dollars per share) $ 15.16   $ 15.14    
Outstanding, Weighted Average Remaining Contractual Term 5 years 3 months 18 days   4 years 10 months 24 days    
Exercisable, Weighted Average Remaining Contractual Term 4 years 1 month 6 days   3 years 9 months 18 days    
Outstanding, Aggregate Intrinsic Value 92   92    
Exercisable, Aggregate Intrinsic Value 79   72    
Weighted-average grant-date fair value of stock options granted (in dollars per share) $ 9.63   $ 7.93 $ 6.36 $ 9.17
Total unrecognized compensation cost related to nonvested share-based compensation arrangements granted under the Stock Incentive Plan 18   10    
Weighted-average period over which cost is expected to be recognized 2 years 3 months 18 days   1 year 8 months 12 days    
Total intrinsic value of stock options exercised $ 1 $ 9 $ 14 $ 10 $ 19
Stock options | Maximum
          
STOCK-BASED COMPENSATION PLANS          
Contractual term 10 years   10 years