v3.26.1
Debt - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2026
Jan. 27, 2023
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
May 05, 2026
Mar. 11, 2026
Feb. 04, 2026
Sep. 30, 2025
Jun. 29, 2025
Feb. 05, 2025
Debt Instrument [Line Items]                        
Weighted-average interest rate of total debt     4.00% 4.10% 4.00% 4.10%       4.10%    
Loss on extinguishment of debt     $ 0 $ 0 $ 7,000,000 $ 0            
Interest expense, net     49,000,000 43,000,000 135,000,000 119,000,000            
Interest expense, debt     $ 46,000,000 $ 45,000,000 $ 136,000,000 $ 132,000,000            
Interest rate cap                        
Debt Instrument [Line Items]                        
Cap interest rate     4.445%   4.445%              
Senior Notes                        
Debt Instrument [Line Items]                        
Long-term debt, maturities, repayments of principal until 2028     $ 0   $ 0              
Long-term debt, maturities, repayments of principal in rolling year five     371,000,000   371,000,000              
Long term debt maturities repayments of principal in rolling after year five     2,694,000,000   2,694,000,000              
Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     4,065,000,000   $ 4,065,000,000         $ 4,090,000,000    
Acquisition Corp. | Base Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         1.00%              
Acquisition Corp. | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     0   $ 0         0    
Line of credit facility, current borrowing capacity     350,000,000   350,000,000     $ 350,000,000   350,000,000    
Revolving credit facility outstanding     0   $ 0         0    
Interest rate applicable to overdue principal         2.00%              
Acquisition Corp. | Revolving Credit Facility | SOFR Applicable Margin Rate | Minimum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         1.125%              
Acquisition Corp. | Revolving Credit Facility | SOFR Applicable Margin Rate | Maximum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         1.75%              
Acquisition Corp. | Revolving Credit Facility | ABR Applicable Margin Rate | Minimum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         0.125%              
Acquisition Corp. | Revolving Credit Facility | ABR Applicable Margin Rate | Maximum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         0.75%              
Acquisition Corp. | Term Loan Facility | SOFR Applicable Margin Rate | Minimum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         1.25%              
Acquisition Corp. | Term Loan Facility | SOFR Applicable Margin Rate | Maximum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         1.625%              
Acquisition Corp. | Term Loan Facility | ABR Applicable Margin Rate | Minimum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         0.25%              
Acquisition Corp. | Term Loan Facility | ABR Applicable Margin Rate | Maximum                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         0.625%              
Senior Term Loan A Facility due 2031 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     1,295,000,000   $ 1,295,000,000     $ 1,295,000,000   0    
Deferred financing costs     4,000,000   4,000,000              
Senior Term Loan A Facility due 2031 | Acquisition Corp. | SOFR Applicable Margin Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate 1.375%                      
Senior Term Loan A Facility due 2031 | Acquisition Corp. | ABR Applicable Margin Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate 0.375%                      
2.750% Senior Secured Notes due 2028 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 371,000,000   $ 371,000,000         381,000,000    
Interest rate     2.75%   2.75%              
3.750% Senior Secured Notes due 2029 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 540,000,000   $ 540,000,000         540,000,000    
Interest rate     3.75%   3.75%              
3.875% Senior Secured Notes due 2030 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 535,000,000   $ 535,000,000         535,000,000    
Interest rate     3.875%   3.875%              
2.250% Senior Secured Notes due 2031 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 508,000,000   $ 508,000,000         522,000,000    
Interest rate     2.25%   2.25%              
3.000% Senior Secured Notes due 2031 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 800,000,000   $ 800,000,000         800,000,000    
Interest rate     3.00%   3.00%              
Tempo Asset-Based Notes due 2050 | Tempo                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 311,000,000   $ 311,000,000         311,000,000    
Weighted-average interest rate of total debt     4.62%   4.62%             4.62%
Debt instrument, marginal interest rate         5.00%              
Beethoven Credit Agreement | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         1.00%              
Term loan base rate plus election rate     1.00%   1.00%              
Beethoven Credit Agreement | Revolving Credit Facility | Federal Funds Effective Swap Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         0.50%              
Beethoven Credit Agreement | Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         2.00%              
Beethoven Credit Agreement | Revolving Credit Facility | Line of Credit                        
Debt Instrument [Line Items]                        
Line of credit facility, maximum borrowing capacity             $ 750,000,000       $ 500,000,000  
Revolving credit facility outstanding     $ 370,000,000   $ 370,000,000              
Line of credit facility, accordion feature, increase limit             $ 950,000,000          
Beethoven Credit Agreement | Acquisition Corp. | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     370,000,000   $ 370,000,000         0    
Line of credit facility, maximum borrowing capacity                     $ 750,000,000  
Master Operations and Economics Agreement                        
Debt Instrument [Line Items]                        
Increase in initial equity investment                 $ 100,000,000      
Credit Agreement | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Loss on extinguishment of debt     $ 7,000,000                  
Term loan base rate plus election rate     1.00%   1.00%              
Credit Agreement | Acquisition Corp. | Federal Funds Effective Swap Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         0.50%              
Initial Revolving Loans | Acquisition Corp. | Revolving Credit Facility | SOFR Applicable Margin Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate 1.25%                      
Initial Revolving Loans | Acquisition Corp. | Revolving Credit Facility | ABR Applicable Margin Rate                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate 0.25%                      
Mortgage Term Loan due 2033 | Acquisition Corp.                        
Debt Instrument [Line Items]                        
Total debt, including the current portion     $ 16,000,000   $ 16,000,000         $ 17,000,000    
Mortgage Term Loan due 2033 | Acquisition Corp. | Secured Overnight Financing Rate (SOFR)                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate   1.40%                    
Asset-Based Class A Notes | Tempo                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         3.53%              
Asset-Based Class B Notes | Tempo                        
Debt Instrument [Line Items]                        
Debt instrument, marginal interest rate         4.28%