v3.26.1
ACQUISITIONS - Other Acquisitions (Details) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Mar. 28, 2026
Mar. 29, 2025
Sep. 30, 2025
Business Combination [Line Items]      
Payment to acquire business $ 1,000 $ 140  
GOODWILL $ 11,038   $ 10,612
Minimum      
Business Combination [Line Items]      
Air transportation equipment estimated useful Life 25 years    
Maximum      
Business Combination [Line Items]      
Air transportation equipment estimated useful Life 30 years    
Other Acquisitions      
Business Combination [Line Items]      
Payment to acquire business $ 243   284
Amount of goodwill expected to be tax deductible 75   147
GOODWILL 113   147
Business acquisition, intangible assets, expected tax deductible amount 65   90
Other intangible assets recognized for the acquisition $ 88   $ 90
Goodwill and intangible assets, deductible for tax purposes, term 15 years   15 years