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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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May 31, 2019
Accounting Policies [Abstract] |
Schedule of New Accounting Pronouncements and Changes in Accounting Principles | The following table presents the related effect of the adoption of Topic 606 on the Consolidated Balance Sheets at May 31, 2019:
| AS OF MAY 31, 2019
(Dollars in millions) | AS REPORTED |  | EFFECT OF ADOPTION |  | BALANCES WITHOUT ADOPTION OF TOPIC 606 |
Accounts receivable, net | $ | 4,272 |  | $ | 782 |  | $ | 3,490 |
Prepaid expenses and other current assets | 1,968 |  | 410 |  | 1,558 |
Total current assets | 16,525 |  | 1,192 |  | 15,333 |
TOTAL ASSETS | 23,717 |  | 1,192 |  | 22,525 |
Accrued liabilities | 5,010 |  | 1,192 |  | 3,818 |
Total current liabilities | 7,866 |  | 1,192 |  | 6,674 |
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY | $ | 23,717 |  | $ | 1,192 |  | $ | 22,525 |

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