XML 73 R51.htm IDEA: XBRL DOCUMENT v3.20.4
Senior Unsecured Notes (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jun. 17, 2020
May 05, 2020
Aug. 20, 2018
Sep. 12, 2016
Aug. 12, 2016
May 21, 2015
Nov. 17, 2014
May 20, 2013
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2016
Senior Notes [Line Items]                        
Senior Notes, net                 $ 2,121,319 $ 2,610,298    
Net gain on extinguishment of debt                 280,081 0 $ (26,740)  
Senior Unsecured Notes [Member]                        
Senior Notes [Line Items]                        
Senior Notes, net                 1,660,663 2,610,298    
Unamortized deferred financing costs                 (13,918) (38,998)    
Principal amount                 1,674,581 $ 2,649,296    
Senior Unsecured Notes, Repurchased face amount $ 611,896                      
Senior Unsecured Notes, Redemption Price, Percentage   80.00%                    
Senior Unsecured Notes and 1.50% Senior Unsecured Convertible Notes Due 2021 [Member]                        
Senior Notes [Line Items]                        
Interest Paid, Senior Unsecured Notes, Accrued and Unpaid 8,900                      
Senior Unsecured Notes and 1.50% Senior Unsecured Convertible Notes Due 2021 [Member] | Accelerated Unamortized Deferred Financing Costs [Member]                        
Senior Notes [Line Items]                        
Write off of Deferred Debt Issuance Cost 5,600                      
Senior Unsecured Notes and 1.50% Senior Unsecured Convertible Notes Due 2021 [Member] | Accelerated Unamortized Debt Discount [Member]                        
Senior Notes [Line Items]                        
Write off of Deferred Debt Issuance Cost 6,100                      
6.125% Senior Unsecured Notes Due 2022 and 5.0% Senior Unsecured Notes Due 2024 [Member]                        
Senior Notes [Line Items]                        
Senior Unsecured Notes, Repurchased face amount                 190,300      
Senior Unsecured Notes, Repurchase Amount                 136,500      
Senior Unsecured Notes, Repurchase Discount                 (53,800)      
Net gain on extinguishment of debt                 52,800      
6.125% Senior Unsecured Notes Due 2022 and 5.0% Senior Unsecured Notes Due 2024 [Member] | Accelerated Unamortized Deferred Financing Costs [Member]                        
Senior Notes [Line Items]                        
Write off of Deferred Debt Issuance Cost                 $ 1,000      
1.50% Senior Unsecured Convertible Notes Due 2021 [Member]                        
Senior Notes [Line Items]                        
Senior Notes, interest rate, stated percentage                 1.50% 1.50%    
Senior Notes, net                 $ 0 $ 157,263    
Unamortized deferred financing costs                 0 (15,237)    
Principal amount         $ 172,500       $ 0 172,500    
Senior Unsecured Notes, Repurchased face amount 107,000                      
Repayments of Senior Unsecured Notes $ 53,500                      
Proceeds from Senior Unsecured Notes, Net of debt issuance costs         166,600              
Senior Notes debt issuance costs         5,900              
Senior Unsecured Convertible Notes, Initial fair value of liability component         $ 132,300              
Senior Unsecured Convertible Notes, Effective interest rate         7.25%              
Senior Unsecured Convertible Notes, Initial value of equity component         $ 40,200              
Senior Unsecured Convertible Notes, Net carrying amount, Equity component                   33,600    
Senior Convertible Notes, interest expense                   11,000 10,500  
Capped call, Transaction costs         $ 24,200              
Capped Call, Cap Price         $ 60.00              
Senior Notes, unamortized debt discount                   $ 13,900    
6.125% Senior Unsecured Notes Due 2022 [Member]                        
Senior Notes [Line Items]                        
Senior Notes, interest rate, stated percentage 6.125%           6.125%   6.125% 6.125%    
Senior Notes, net                 $ 211,548 $ 473,876    
Unamortized deferred financing costs                 (855) (2,920)    
Principal amount             $ 600,000   212,403 $ 476,796    
Senior Unsecured Notes, Repurchased face amount $ 141,701               122,700   85,000 $ 38,200
Senior Unsecured Notes, Repurchase Amount                 $ 94,200   $ 88,100 $ 24,300
Proceeds from Senior Unsecured Notes, Net of debt issuance costs             590,000          
Senior Notes debt issuance costs             $ 10,000          
5.0% Senior Unsecured Notes Due 2024 [Member]                        
Senior Notes [Line Items]                        
Senior Notes, interest rate, stated percentage 5.00%             5.00% 5.00% 5.00%    
Senior Notes, net                 $ 275,458 $ 496,234    
Unamortized deferred financing costs                 (1,576) (3,766)    
Principal amount               $ 500,000 277,034 $ 500,000    
Senior Unsecured Notes, Repurchased face amount $ 155,339               67,600      
Senior Unsecured Notes, Repurchase Amount                 $ 42,300      
Proceeds from Senior Unsecured Notes, Net of debt issuance costs               490,200        
Senior Notes debt issuance costs               $ 9,800        
5.625% Senior Unsecured Notes Due 2025 [Member]                        
Senior Notes [Line Items]                        
Senior Notes, interest rate, stated percentage 5.625%         5.625%     5.625% 5.625%    
Senior Notes, net                 $ 346,326 $ 495,097    
Unamortized deferred financing costs                 (2,792) (4,903)    
Principal amount           $ 500,000     $ 349,118 $ 500,000    
Senior Unsecured Notes, Repurchased face amount $ 150,882                      
Proceeds from Senior Unsecured Notes, Net of debt issuance costs           491,000            
Senior Notes debt issuance costs           $ 9,000            
6.75% Senior Unsecured Notes Due 2026 [Member]                        
Senior Notes [Line Items]                        
Senior Notes, interest rate, stated percentage 6.75%     6.75%         6.75% 6.75%    
Senior Notes, net                 $ 415,265 $ 494,429    
Unamortized deferred financing costs                 (3,970) (5,571)    
Principal amount       $ 500,000         $ 419,235 $ 500,000    
Senior Unsecured Notes, Repurchased face amount $ 80,765                      
Proceeds from Senior Unsecured Notes, Net of debt issuance costs       491,600                
Senior Notes debt issuance costs       $ 8,400                
6.625% Senior Unsecured Notes Due 2027 [Member]                        
Senior Notes [Line Items]                        
Senior Notes, interest rate, stated percentage 6.625%   6.625%           6.625% 6.625%    
Senior Notes, net                 $ 412,066 $ 493,399    
Unamortized deferred financing costs                 (4,725) (6,601)    
Principal amount     $ 500,000           $ 416,791 $ 500,000    
Senior Unsecured Notes, Repurchased face amount $ 83,209                      
Proceeds from Senior Unsecured Notes, Net of debt issuance costs     492,100                  
Senior Notes debt issuance costs     $ 7,900