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Long-Term Debt - Senior Unsecured Notes due 2032 - Additional Information (Detail) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Jul. 23, 2021
Dec. 31, 2020
Debt Instrument [Line Items]      
Aggregate principal amount $ 2,452,689   $ 1,642,445
2032 Notes      
Debt Instrument [Line Items]      
Aggregate principal amount $ 1,000,000 $ 1,000,000  
Revolving credit facility due date Feb. 01, 2032    
Private offered aggregate principal amount rate 4.25% 4.25%  
Debt instrument interest rate terms payable semi-annually on February 1 and August 1 of each year, commencing on February 1, 2022.    
Debt Instrument Redemption Price Percentage 101.00%    
2032 Notes | Redemption Period Prior to August 1, 2026      
Debt Instrument [Line Items]      
Debt Instrument Redemption Price Percentage 100.00%    
2032 Notes | Redemption Period Prior to August 1, 2024      
Debt Instrument [Line Items]      
Debt Instrument Redemption Price Percentage 104.25%    
2032 Notes | Redemption Period Prior to August 1, 2024 | Maximum      
Debt Instrument [Line Items]      
Redemption percentage of aggregate principal amount 40.00%