Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation (Details)

v3.5.0.2
Share-Based Compensation (Details) - USD ($)
$ in Thousands, shares in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Share-based Compensation Expense, Net Components        
Total share-based compensation $ 39,557 $ 27,451 $ 97,617 $ 114,107
Capitalized share-based compensation (6,153) (1,202) (12,489) (21,480)
Total share-based compensation expense 33,404 26,249 85,128 92,627
Share-based compensation, unrecognized compensation 138,000   $ 138,000  
Share-based compensation, unrecognized compensation, period for recognition     1 year 5 months 1 day  
Share-based compensation plan modification, incremental compensation cost 4,300   $ 5,600  
Proceeds from exercise of stock options $ 50 $ 400 $ 50 $ 2,279
2003 Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 21.0   21.0  
Number of Shares Granted Plan-to-Date, Net of Cancellations 21.0   21.0  
2011 Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 35.0   35.0  
Number of Shares Granted Plan-to-Date, Net of Cancellations 26.6   26.6  
2015 Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Granted Plan-to-Date, Net of Cancellations 6.3   6.3  
2015 Inducement Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Shares Authorized 1.0   1.0  
Number of Shares Granted Plan-to-Date, Net of Cancellations 0.2   0.2