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COMPREHENSIVE INCOME AND ACCUMULATED OTHER COMPREHENSIVE LOSS - Changes by Component (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Apr. 30, 2022
May 01, 2021
Apr. 30, 2022
May 01, 2021
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning balance $ 1,683 $ 1,229 $ 1,514 $ 1,142
Other comprehensive income (loss) before reclassifications     34 16
Net current period Other comprehensive income (loss) 31 17 61 41
Ending balance 1,784 1,301 1,784 1,301
AOCI Attributable to Parent        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning balance     (39) (239)
Ending balance 22 (198) 22 (198)
Derivatives        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Amortization     25 26
Derivatives | Other Cash Flow Derivatives        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning balance     0  
Other comprehensive income (loss) before reclassifications     1  
Amortization     3  
Net current period Other comprehensive income (loss)     4  
Ending balance 4   4  
Derivatives | Swap Agreements        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning balance     (60) (102)
Other comprehensive income (loss) before reclassifications     36 10
Amortization     22 26
Net current period Other comprehensive income (loss)     58 36
Ending balance (2) (66) (2) (66)
Benefit Plans        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning balance     37 (116)
Other comprehensive income (loss) before reclassifications     0 0
Amortization     2 (1)
Net current period Other comprehensive income (loss)     2 (1)
Ending balance 39 (117) 39 (117)
Foreign Currency Translation        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Beginning balance     (16) (21)
Other comprehensive income (loss) before reclassifications     (3) 6
Net current period Other comprehensive income (loss)     (3) 6
Ending balance $ (19) $ (15) $ (19) $ (15)