XML 136 R114.htm IDEA: XBRL DOCUMENT v3.20.4
Selected Quarterly Financial Information (unaudited) - Other Income (Expense), net (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Nov. 11, 2020
May 18, 2020
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2020
Nov. 17, 2020
Dec. 31, 2019
Jan. 10, 2017
Debt                
Principal amount     $ 389,195   $ 389,195      
Cash paid for repurchase of notes         81,240      
Loss on extinguishment of debt         (7,841)      
2023 Notes                
Debt                
Principal amount     131,695   131,695   $ 345,000 $ 345,000
Interest rate (as a percent)               2.70%
Repurchased and retired amount $ 125,000 $ 88,300            
Carrying amount of debt extinguished 113,100 78,100            
Cash paid for repurchase of notes   81,200            
2023 Notes | Other income (expense), net                
Debt                
Loss on extinguishment of debt $ 4,800 3,000 4,800 $ 3,000        
2025 Notes                
Debt                
Principal amount     132,500   132,500 $ 132,500    
Interest rate (as a percent)           3.50%    
2027 Notes                
Debt                
Principal amount   $ 125,000 $ 125,000   $ 125,000      
Interest rate (as a percent)   3.75%