Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Incentive Compensation Expense (Parenthetical) (Details)

v2.4.0.8
Share-Based Compensation and Cash-Based Incentive Compensation - Summary of Incentive Compensation Expense (Parenthetical) (Details) (CEO's 2013 Award, USD $)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2014
CEO's 2013 Award
 
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]  
Reclassification of incentive compensation $ 0.7