| | | | | | | | | | | | | | | | | |
| Pre-Tax | | Tax | | Net |
Year Ended April 30, 2019 | | | | | |
| Currency translation adjustments: | | | | | |
| Net gain (loss) on currency translation | $ | (16) | | | $ | (11) | | | $ | (27) | |
| Reclassification to earnings | — | | | — | | | — | |
| Other comprehensive income (loss), net | (16) | | | (11) | | | (27) | |
| Cash flow hedge adjustments: | | | | | |
| Net gain (loss) on hedging instruments | 69 | | | (16) | | | 53 | |
Reclassification to earnings1 | (6) | | | 1 | | | (5) | |
| Other comprehensive income (loss), net | 63 | | | (15) | | | 48 | |
| Postretirement benefits adjustments: | | | | | |
| Net actuarial gain (loss) and prior service cost | (41) | | | 10 | | | (31) | |
Reclassification to earnings2 | 33 | | | (8) | | | 25 | |
| Other comprehensive income (loss), net | (8) | | | 2 | | | (6) | |
| | | | | |
| Total other comprehensive income (loss), net | $ | 39 | | | $ | (24) | | | $ | 15 | |
| | | | | |
Year Ended April 30, 2020 | | | | | |
| Currency translation adjustments: | | | | | |
| Net gain (loss) on currency translation | $ | (88) | | | $ | (6) | | | $ | (94) | |
| Reclassification to earnings | — | | | — | | | — | |
| Other comprehensive income (loss), net | (88) | | | (6) | | | (94) | |
| Cash flow hedge adjustments: | | | | | |
| Net gain (loss) on hedging instruments | 61 | | | (14) | | | 47 | |
Reclassification to earnings1 | (23) | | | 6 | | | (17) | |
| Other comprehensive income (loss), net | 38 | | | (8) | | | 30 | |
| Postretirement benefits adjustments: | | | | | |
| Net actuarial gain (loss) and prior service cost | (119) | | | 28 | | | (91) | |
Reclassification to earnings2 | 18 | | | (4) | | | 14 | |
| Other comprehensive income (loss), net | (101) | | | 24 | | | (77) | |
| | | | | |
| Total other comprehensive income (loss), net | $ | (151) | | | $ | 10 | | | $ | (141) | |
| | | | | |
Year Ended April 30, 2021 | | | | | |
| Currency translation adjustments: | | | | | |
| Net gain (loss) on currency translation | $ | 106 | | | $ | 17 | | | $ | 123 | |
| Reclassification to earnings | — | | | — | | | — | |
| Other comprehensive income (loss), net | 106 | | | 17 | | | 123 | |
| Cash flow hedge adjustments: | | | | | |
| Net gain (loss) on hedging instruments | (78) | | | 17 | | | (61) | |
Reclassification to earnings1 | (21) | | | 6 | | | (15) | |
| Other comprehensive income (loss), net | (99) | | | 23 | | | (76) | |
| Postretirement benefits adjustments: | | | | | |
| Net actuarial gain (loss) and prior service cost | 71 | | | (16) | | | 55 | |
Reclassification to earnings2 | 30 | | | (7) | | | 23 | |
| Other comprehensive income (loss), net | 101 | | | (23) | | | 78 | |
| | | | | |
| Total other comprehensive income (loss), net | $ | 108 | | | $ | 17 | | | $ | 125 | |
|