Annual report pursuant to Section 13 and 15(d)

Share-Based Awards and Cash-Based Awards - Schedule of Restricted Stock Units Outstanding (Details)

v3.6.0.2
Share-Based Awards and Cash-Based Awards - Schedule of Restricted Stock Units Outstanding (Details) - Restricted Stock Units (RSUs) - shares
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards expected to vest by period 6,107,248 3,474,079 1,977,335 1,331,753
2017        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards expected to vest by period 2,311,434      
2018        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards expected to vest by period 3,795,814