Annual report pursuant to Section 13 and 15(d)

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

v3.10.0.1
Share-Based Awards and Cash-Based Awards - Schedule of Restricted Stock Units Outstanding (Details) - Restricted Stock Units (RSUs) - shares
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards expected to vest by period 3,355,917 5,765,251 6,107,248 3,474,079
2019        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards expected to vest by period 2,429,006      
2020        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards expected to vest by period 926,911