SUMMARY OF CLOUD AND LICENSE BUSINESS REVENUES BY ECOSYSTEM (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Nov. 30, 2019 |
Nov. 30, 2018 |
Nov. 30, 2019 |
Nov. 30, 2018 |
|
| Disaggregation of Revenue [Line Items] | ||||
| Total revenue | $ 9,614 | $ 9,562 | $ 18,832 | $ 18,755 |
| Applications Revenues [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total revenue | 2,909 | 2,808 | 5,730 | 5,569 |
| Infrastructure Revenues [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total revenue | 5,028 | 5,046 | 9,823 | 9,760 |
| Ecosystem [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total revenue | $ 7,937 | $ 7,854 | $ 15,553 | $ 15,329 |