v3.26.1
Corporate Debt and Other Borrowings, Net (Long-Term Borrowings Outstanding) (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Borrowings [Line Items]    
Balance $ 7,220,000,000 $ 7,220,000,000
Less: Unamortized Debt Issuance Cost (37,898,000) (40,306,000)
Corporate debt, net 7,182,102,000 7,179,694,000
Corporate Debt and Other Borrowings, Net 7,182,102,000 7,258,694,000
Other Borrowings 0 79,000,000
Secured Debt | Fourth Amendment Agreement Term Loan B    
Borrowings [Line Items]    
Balance $ 1,020,000,000  
Variable Interest Rate (as percent) 4.925%  
Secured Debt | Term Loan A    
Borrowings [Line Items]    
Balance   $ 1,020,000,000
Variable Interest Rate (as percent)   4.984%
Secured Debt | Term Loan A | Secured Overnight Financing Rate (SOFR)    
Borrowings [Line Items]    
Applicable Margin 1.25% 1.25%
Unsecured Debt | Senior Notes Due May 2027    
Borrowings [Line Items]    
Balance $ 500,000,000 $ 500,000,000
Fixed Interest Rate (as percent) 5.70% 5.70%
Unsecured Debt | Senior Notes Due 2027    
Borrowings [Line Items]    
Balance $ 400,000,000 $ 400,000,000
Fixed Interest Rate (as percent) 4.625% 4.625%
Unsecured Debt | Senior Notes Due 2028    
Borrowings [Line Items]    
Balance $ 500,000,000 $ 500,000,000
Fixed Interest Rate (as percent) 4.90% 4.90%
Unsecured Debt | Senior Notes Due 2028    
Borrowings [Line Items]    
Balance $ 750,000,000  
Fixed Interest Rate (as percent) 6.75% 6.75%
Unsecured Debt | Senior Notes Due 2029    
Borrowings [Line Items]    
Balance $ 900,000,000 $ 900,000,000
Fixed Interest Rate (as percent) 4.00% 4.00%
Unsecured Debt | Senior Notes Due 2030    
Borrowings [Line Items]    
Balance $ 750,000,000 $ 750,000,000
Fixed Interest Rate (as percent) 5.20% 5.20%
Unsecured Debt | Senior Notes Due 2030    
Borrowings [Line Items]    
Balance $ 500,000,000 $ 500,000,000
Fixed Interest Rate (as percent) 5.15% 5.15%
Unsecured Debt | Senior Notes Due 2031    
Borrowings [Line Items]    
Balance $ 400,000,000 $ 400,000,000
Fixed Interest Rate (as percent) 4.375% 4.375%
Unsecured Debt | Senior Notes Due 2034    
Borrowings [Line Items]    
Balance $ 500,000,000 $ 500,000,000
Fixed Interest Rate (as percent) 6.00% 6.00%
Unsecured Debt | Senior Notes Due 2035    
Borrowings [Line Items]    
Balance $ 500,000,000 $ 500,000,000
Fixed Interest Rate (as percent) 5.65% 5.65%
Unsecured Debt | Senior Notes Due 2035    
Borrowings [Line Items]    
Balance $ 500,000,000 $ 500,000,000
Fixed Interest Rate (as percent) 5.75% 5.75%
Unsecured Debt | Senior Notes Due 2028    
Borrowings [Line Items]    
Balance   $ 750,000,000
Line of Credit    
Borrowings [Line Items]    
Other Borrowings   79,000,000
Revolving Credit Facility | Line of Credit    
Borrowings [Line Items]    
Corporate Debt and Other Borrowings, Net $ 0 $ 0
Variable Interest Rate (as percent) 5.14% 5.634%
Other Borrowings $ 0  
Revolving Credit Facility | Line of Credit | Secured Overnight Financing Rate (SOFR)    
Borrowings [Line Items]    
Applicable Margin 1.475% 1.475%
Revolving Credit Facility | Line of Credit | Base Rate    
Borrowings [Line Items]    
Applicable Margin 0.375% 0.375%