v3.25.1
Other Comprehensive Income Schedule of Other Comprehensive Income (Details) - USD ($)
$ in Millions
 12 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2023
Before Tax:      
Net other comprehensive income (loss) $ (16) $ 15 $ 113
Tax Effect:      
Net other comprehensive income (loss) 17 (1) 4
Net of Tax:      
Net other comprehensive income (loss) 1 14 117
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]      
Before Tax:      
Net gain (loss) 9 (16) 135
Reclassification to earnings 0 [1] 4 0
Net other comprehensive income (loss) 9 (12) 135
Tax Effect:      
Net gain (loss) 10 (1) 0
Reclassification to earnings 0 6 0
Net other comprehensive income (loss) 10 5 0
Net of Tax:      
Net gain (loss) 19 (17) 135
Reclassification to earnings 0 10 0
Net other comprehensive income (loss) 19 (7) 135
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent      
Before Tax:      
Net gain (loss) (9) 11 3
Reclassification to earnings [2] (10) (12) (37)
Net other comprehensive income (loss) (19) (1) (34)
Tax Effect:      
Net gain (loss) 2 (2) (1)
Reclassification to earnings 2 3 8
Net other comprehensive income (loss) 4 1 7
Net of Tax:      
Net gain (loss) (7) 9 2
Reclassification to earnings (8) (9) (29)
Net other comprehensive income (loss) (15) 0 (27)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]      
Before Tax:      
Net gain (loss) (8) 22 (26)
Reclassification to earnings [3] 2 6 38
Net other comprehensive income (loss) (6) 28 12
Tax Effect:      
Net gain (loss) 3 (5) 6
Reclassification to earnings 0 (2) (9)
Net other comprehensive income (loss) 3 (7) (3)
Net of Tax:      
Net gain (loss) (5) 17 (20)
Reclassification to earnings 2 4 29
Net other comprehensive income (loss) $ (3) $ 21 $ 9
[1] Pre-tax amount is classified in gain on business divestitures in the accompanying consolidated statements of operations.
[2] Pre-tax amount is classified as sales in the accompanying consolidated statements of operations.
[3] Pre-tax amount is classified as non-operating postretirement expense in the accompanying consolidated statements of operations.