Borrowings (Details Textual) - USD ($) |
May 31, 2018 |
Feb. 28, 2018 |
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| Schedule of Debt [Line Items] | ||
| Debt instrument, face amount | $ 2,000,000,000 | |
| Short-term borrowings | 669,700,000 | $ 746,800,000 |
| Commercial paper [Member] | ||
| Schedule of Debt [Line Items] | ||
| Debt instrument, face amount | 240,000,000 | |
| Short-term borrowings | $ 239,700,000 | $ 266,900,000 |
| Interest rate | 2.40% | |
| Commercial paper [Member] | Maximum [Member] | ||
| Schedule of Debt [Line Items] | ||
| Debt instrument, face amount | $ 1,000,000,000.0 |
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- Definition [Line Items] for Schedule of Debt [Table] No definition available.
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average interest rate of debt outstanding. No definition available.
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- Definition Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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