v3.26.1
Debt - Senior credit facility (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 25, 2025
Mar. 31, 2026
Mar. 31, 2025
Debt      
Outstanding amount   $ 970  
Revolving credit facility      
Debt      
Maximum borrowing capacity $ 450    
Number of days stipulated for springing maturity per the agreement 91 days    
Outstanding amount   $ 70  
Revolving credit facility | Minimum      
Debt      
Commitment fee (as percent) 0.30%    
First lien leverage ratio   4.00%  
Revolving credit facility | Minimum | SOFR      
Debt      
Basis spread on variable rate 1.50%    
Revolving credit facility | Minimum | Alternate base rate      
Debt      
Basis spread on variable rate 0.50%    
Revolving credit facility | Maximum      
Debt      
Commitment fee (as percent) 0.375%    
First lien leverage ratio   1.00%  
Revolving credit facility | Maximum | SOFR      
Debt      
Basis spread on variable rate 2.25%    
Revolving credit facility | Maximum | Alternate base rate      
Debt      
Basis spread on variable rate 1.25%    
Letters of credit      
Debt      
Maximum borrowing capacity $ 35    
Outstanding amount   $ 3  
Term Loan A      
Debt      
Outstanding principal $ 300    
Percentage of original principal amount 0.25%    
Change in percentage of original principal amount 1.25%    
Outstanding amount   $ 296  
Term Loan A | Minimum | SOFR      
Debt      
Basis spread on variable rate 2.00%    
Term Loan A | Minimum | Alternate base rate      
Debt      
Basis spread on variable rate 1.00%    
Term Loan A | Maximum | SOFR      
Debt      
Basis spread on variable rate 2.75%    
Term Loan A | Maximum | Alternate base rate      
Debt      
Basis spread on variable rate 1.75%    
Senior Credit Facility      
Debt      
Interest rate (as a percent)   5.60% 6.20%
Amount available for borrowing   $ 377