Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation and Cash-Based Incentive Compensation - Schedule of Restricted Stock Awards Outstanding (Parenthetical) (Details)

v2.4.0.8
Share-Based Compensation and Cash-Based Incentive Compensation - Schedule of Restricted Stock Awards Outstanding (Parenthetical) (Details) (Restricted Stock Units (RSUs))
 9 Months Ended
Sep. 30, 2014
Minimum
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 0.00%
Minimum | Restricted Stock Units subject to service and other requirements | 2014
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 0.00%
Minimum | Restricted Stock Units subject to service and other requirements | 2015
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 0.00%
Minimum | Restricted Stock Units subject to service and other requirements | 2016
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 0.00%
Maximum
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 100.00%
Maximum | Restricted Stock Units subject to service and other requirements | 2014
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 150.00%
Maximum | Restricted Stock Units subject to service and other requirements | 2015
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 200.00%
Maximum | Restricted Stock Units subject to service and other requirements | 2016
  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Restricted stock units adjustments, percentage 100.00%