Goodwill and Other Intangible Assets - Schedule Of Identifiable Intangible Assets (Details) - USD ($) $ in Millions |
May 31, 2020 |
May 31, 2019 |
|---|---|---|
| Finite Lived Intangible Assets [Line Items] | ||
| Gross Carrying Amount | $ 838 | $ 888 |
| Accumulated Amortization | (516) | (472) |
| Net Book Value | 322 | 416 |
| Customer Relationships [Member] | ||
| Finite Lived Intangible Assets [Line Items] | ||
| Gross Carrying Amount | 641 | 685 |
| Accumulated Amortization | (327) | (293) |
| Net Book Value | 314 | 392 |
| Technology [Member] | ||
| Finite Lived Intangible Assets [Line Items] | ||
| Gross Carrying Amount | 65 | 66 |
| Accumulated Amortization | (57) | (51) |
| Net Book Value | 8 | 15 |
| Trademarks and other [Member] | ||
| Finite Lived Intangible Assets [Line Items] | ||
| Gross Carrying Amount | 132 | 137 |
| Accumulated Amortization | $ (132) | (128) |
| Net Book Value | $ 9 |