Quarterly report pursuant to Section 13 or 15(d)

Long-term Debt - Additional Information (Details)

v3.21.2
Long-term Debt - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Debt Instrument [Line Items]          
Interest expense $ 40,463,000 $ 21,664,000 $ 68,045,000 $ 39,798,000  
Senior Unsecured Notes          
Debt Instrument [Line Items]          
Principal $ 1,775,000,000   $ 1,775,000,000   $ 1,275,000,000
Maximum unencumbered assets percentage of unsecured debt 120.00%   120.00%    
Interest expense $ 17,000,000 12,000,000 $ 34,000,000 18,000,000  
Senior Unsecured Notes | 2026 Notes          
Debt Instrument [Line Items]          
Principal 1,000,000,000   $ 1,000,000,000    
Redemption price, percentage     40.00%    
Convertible Senior Notes          
Debt Instrument [Line Items]          
Principal 294,000,000   $ 294,000,000    
Interest expense 2,000,000 $ 2,000,000 4,000,000 $ 4,000,000  
Convertible Senior Notes | 2023 Convertible Senior Notes          
Debt Instrument [Line Items]          
Principal 144,000,000   $ 144,000,000    
Redemption price, percentage     100.00%    
Convertible Senior Notes | 2022 Convertible Senior Notes          
Debt Instrument [Line Items]          
Principal $ 150,000,000   $ 150,000,000    
Redemption price, percentage     100.00%