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DEBT - Schedule of Long-Term Debt (Details) - USD ($)
 1 Months Ended 2 Months Ended 4 Months Ended 12 Months Ended
Sep. 30, 2022
Mar. 31, 2020
Nov. 30, 2016
Apr. 30, 2007
May 31, 2003
May 31, 2019
May 31, 2015
Mar. 31, 2023
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Mar. 31, 2022
May 31, 2016
Schedule of Debt Instruments [Line Items]                          
Gain (loss) on derivative instruments recognized in other comprehensive income                 $ (130,000,000) $ 48,000,000      
Cash payment received on settlement of derivative                 $ 20,000,000 $ 18,000,000 $ 0    
5.150% Senior Notes, due May 15, 2053 ("2053 Senior Notes")                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.455%        
Yield (as a percent)                 5.186%        
Principal                 $ 600,000,000        
Unamortized Debt (Discount) Premium                 (3,000,000)        
Debt Issuance Costs                 $ (6,000,000)        
3.125% Senior Notes, due December 1, 2049 (“2049 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 98.769%        
Yield (as a percent)                 3.189%        
Principal                 $ 650,000,000        
Unamortized Debt (Discount) Premium                 (7,000,000)        
Debt Issuance Costs                 $ (6,000,000)        
4.150% Senior Notes, due March 15, 2047 (“2047 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.739%        
Yield (as a percent)                 4.165%        
Principal                 $ 500,000,000        
Unamortized Debt (Discount) Premium                 (1,000,000)        
Debt Issuance Costs                 $ (5,000,000)        
4.150% Senior Notes, due March 15, 2047 (“2047 Senior Notes”) | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)     4.17%                    
Notional amount     $ 350,000,000                    
Weighted-average all-in rate (as a percent)     3.01%                    
Gain (loss) on derivative instruments recognized in other comprehensive income     $ 3,000,000                    
4.375% Senior Notes, due June 15, 2045 (“2045 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 97.999%        
Yield (as a percent)                 4.497%        
Principal                 $ 300,000,000       $ 150,000,000
Unamortized Debt (Discount) Premium                 (5,000,000)        
Debt Issuance Costs                 $ (3,000,000)        
Aggregate amount outstanding of senior notes                         $ 450,000,000
4.375% Senior Notes, due June 15, 2045 (“2045 Senior Notes”) | Interest rate swap contracts                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)             4.216%            
Notional amount             $ 300,000,000            
Weighted-average all-in rate (as a percent)             2.38%            
Gain (loss) on derivative instruments recognized in other comprehensive income             $ 18,000,000            
4.375% Senior Notes, due June 15, 2045 ("2045 Senior Notes")                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 110.847%        
Yield (as a percent)                 3.753%        
Principal                 $ 150,000,000        
Unamortized Debt (Discount) Premium                 13,000,000        
Debt Issuance Costs                 $ (1,000,000)        
3.700% Senior Notes, due August 15, 2042 (“2042 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.567%        
Yield (as a percent)                 3.724%        
Principal                 $ 250,000,000        
Unamortized Debt (Discount) Premium                 (1,000,000)        
Debt Issuance Costs                 $ (2,000,000)        
6.000% Senior Notes, due May 15, 2037 (“2037 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 98.722%        
Yield (as a percent)                 6.093%        
Principal                 $ 300,000,000        
Unamortized Debt (Discount) Premium                 (2,000,000)        
Debt Issuance Costs                 $ (2,000,000)        
6.000% Senior Notes, due May 15, 2037 (“2037 Senior Notes”) | Interest rate swap contracts                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)       6.181%                  
Notional amount       $ 210,000,000                  
Weighted-average all-in rate (as a percent)       5.45%                  
Gain (loss) on derivative instruments recognized in other comprehensive income       $ (1,000,000)                  
5.000% Senior Notes, due February 14, 2034 ("2034 Senior Notes")                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.689%        
Yield (as a percent)                 5.04%        
Principal                 $ 650,000,000        
Unamortized Debt (Discount) Premium                 (2,000,000)        
Debt Issuance Costs                 $ (4,000,000)        
5.000% Senior Notes, due February 14, 2034 ("2034 Senior Notes") | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)                       4.53%  
Notional amount                       $ 300,000,000  
Weighted-average all-in rate (as a percent)                       2.02%  
Gain (loss) on derivative instruments recognized in other comprehensive income $ 31,000,000                        
5.75% Senior Notes, due October 15, 2033 (“October 2033 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 98.645%        
Yield (as a percent)                 5.846%        
Principal                 $ 200,000,000        
Unamortized Debt (Discount) Premium                 (1,000,000)        
Debt Issuance Costs                 $ (1,000,000)        
5.75% Senior Notes, due October 15, 2033 (“October 2033 Senior Notes”) | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)         5.395%                
Notional amount         $ 195,000,000                
Weighted-average all-in rate (as a percent)         4.53%                
Cash payment received on settlement of derivative         $ 15,000,000                
4.650% Senior Notes, due May 15, 2033 ("May 2033 Senior Notes")                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.897%        
Yield (as a percent)                 4.663%        
Principal                 $ 700,000,000        
Unamortized Debt (Discount) Premium                 (1,000,000)        
Debt Issuance Costs                 $ (3,000,000)        
4.650% Senior Notes, due May 15, 2033 ("May 2033 Senior Notes") | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)               4.83%          
Notional amount               $ 575,000,000          
Weighted-average all-in rate (as a percent)               3.57%          
Gain (loss) on derivative instruments recognized in other comprehensive income               $ (5,000,000)          
1.950% Senior Notes, due March 15, 2031 (“2031 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.34%        
Yield (as a percent)                 2.023%        
Principal                 $ 600,000,000        
Unamortized Debt (Discount) Premium                 (3,000,000)        
Interest rate swap adjustments                 (32,000,000)        
Debt Issuance Costs                 (2,000,000)        
1.950% Senior Notes, due March 15, 2031 (“2031 Senior Notes”) | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)   1.89%                      
Notional amount   $ 200,000,000                      
Weighted-average all-in rate (as a percent)   0.84%                      
Gain (loss) on derivative instruments recognized in other comprehensive income   $ 11,000,000                      
1.950% Senior Notes, due March 15, 2031 (“2031 Senior Notes”) | Interest rate swap contracts                          
Schedule of Debt Instruments [Line Items]                          
Notional amount                 $ 300,000,000        
2.600% Senior Notes, due April 15, 2030 ("2030 Senior Notes")                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.816%        
Yield (as a percent)                 2.621%        
Principal                 $ 700,000,000        
Unamortized Debt (Discount) Premium                 (1,000,000)        
Interest rate swap adjustments                 (72,000,000)        
Debt Issuance Costs                 (2,000,000)        
2.600% Senior Notes, due April 15, 2030 ("2030 Senior Notes") | Interest rate swap contracts                          
Schedule of Debt Instruments [Line Items]                          
Notional amount                 $ 700,000,000        
4.375% Senior Notes, due May 15, 2028 ("2028 Senior Notes")                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.897%        
Yield (as a percent)                 4.398%        
Principal                 $ 700,000,000        
Unamortized Debt (Discount) Premium                 0        
Debt Issuance Costs                 $ (3,000,000)        
3.150% Senior Notes, due March 15, 2027 (“2027 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.963%        
Yield (as a percent)                 3.154%        
Principal                 $ 500,000,000        
Unamortized Debt (Discount) Premium                 0        
Debt Issuance Costs                 $ (1,000,000)        
3.150% Senior Notes, due March 15, 2027 (“2027 Senior Notes”) | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)     3.18%                    
Notional amount     $ 450,000,000                    
Weighted-average all-in rate (as a percent)     2.37%                    
Gain (loss) on derivative instruments recognized in other comprehensive income     $ 2,000,000                    
2.375% Senior Notes, due December 1, 2029 (“2029 Senior Notes”)                          
Schedule of Debt Instruments [Line Items]                          
Price (as a percent)                 99.046%        
Yield (as a percent)                 2.483%        
Principal                 $ 650,000,000        
Unamortized Debt (Discount) Premium                 (3,000,000)        
Debt Issuance Costs                 $ (2,000,000)        
2.375% Senior Notes, due December 1, 2029 (“2029 Senior Notes”) | Treasury lock agreements                          
Schedule of Debt Instruments [Line Items]                          
Yield (as a percent)           3.15%              
Notional amount           $ 500,000,000              
Weighted-average all-in rate (as a percent)           2.50%              
Gain (loss) on derivative instruments recognized in other comprehensive income           $ (33,000,000)