XML 91 R113.htm IDEA: XBRL DOCUMENT v2.4.0.8
Share-Based Payments Share-Based Payments - Portfolio Performance Shares Activity (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Performance Shares [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]    
Granted, weighted-average grant date fair value per share $ 27.37  
Vested, weighted-average grant date fair value per share $ 27.37  
Forfeited, weighted-average grant date fair value per share $ 28.21 $ 25.08
Nonvested, end of period, weighted-average grant date fair value per share $ 30.63  
Portfolio Performance Shares [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vested and expected to vest, end of period, shares 11,324  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]    
Nonvested, beginning of period, shares 3,742,000  
Granted, shares 8,138,000  
Vested, shares (13,000)  
Forfeited, shares (543,000)  
Nonvested, end of period, shares 11,324,000 [1]  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]    
Nonvested, beginning of period, weighted-average grant date fair value per share $ 25.08  
Granted, weighted-average grant date fair value per share $ 27.37  
Vested, weighted-average grant date fair value per share $ 28.75  
Forfeited, weighted-average grant date fair value per share $ 28.91  
Nonvested, end of period, weighted-average grant date fair value per share $ 30.63 [1]  
Minimum [Member] | Performance Shares [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares earned as a percentage of initial award 0.00%  
Minimum [Member] | Portfolio Performance Shares [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares earned as a percentage of initial award 0.00%  
Maximum [Member] | Performance Shares [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares earned as a percentage of initial award 200.00%  
Maximum [Member] | Portfolio Performance Shares [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares earned as a percentage of initial award 200.00%  
[1] Vested and non-vested shares outstanding, but not paid as of December 31, 2013 are 11,324.