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Fair Value Measurements (Tables) | 3 Months Ended
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Mar. 31, 2018
Fair Value Disclosures [Abstract] |
Information About Assets and Liabilities Recorded at Fair Value | The following table presents information about assets and liabilities recorded at fair value on the Consolidated Balance Sheets at March 31, 2018 and December 31, 2017:
| Total Carrying Value in the Consolidated Balance Sheet |  | Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
(In millions) | 2018 |  | 2017 |  | 2018 |  | 2017 |  | 2018 |  | 2017 |  | 2018 |  | 2017
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments | $ | 10 |  |  | $ | 11 |  |  | $ | 10 |  |  | $ | 11 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Foreign Exchange Contracts | 20 |  |  | 4 |  |  | — |  |  | — |  |  | 20 |  |  | 4 |  |  | — |  |  | — |
Total Assets at Fair Value | $ | 30 |  |  | $ | 15 |  |  | $ | 10 |  |  | $ | 11 |  |  | $ | 20 |  |  | $ | 4 |  |  | $ | — |  |  | $ | — |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign Exchange Contracts | $ | 19 |  |  | $ | 19 |  |  | $ | — |  |  | $ | — |  |  | $ | 19 |  |  | $ | 19 |  |  | $ | — |  |  | $ | — |
Total Liabilities at Fair Value | $ | 19 |  |  | $ | 19 |  |  | $ | — |  |  | $ | — |  |  | $ | 19 |  |  | $ | 19 |  |  | $ | — |  |  | $ | — |
Supplemental Fair Value Information About Debt, Excluding Capital Leases | The following table presents supplemental fair value information about long term fixed rate and variable rate debt, excluding capital leases, at March 31, 2018 and December 31, 2017.
| March 31, |  | December 31,
(In millions) | 2018 |  | 2017
Fixed Rate Debt(1): |  |  |
Carrying amount — liability | $ | 3,625 |  |  | $ | 3,616 |
Fair value — liability | 3,651 |  |  | 3,786 |
Variable Rate Debt(1): |  |  |
Carrying amount — liability | $ | 2,261 |  |  | $ | 1,811 |
Fair value — liability | 2,248 |  |  | 1,811 |
(1) | Excludes Notes Payable and Overdrafts of $332 million and $262 million at March 31, 2018 and December 31, 2017, respectively, of which $176 million and $110 million, respectively, are at fixed rates and $156 million and $152 million, respectively, are at variable rates. The carrying value of Notes Payable and Overdrafts approximates fair value due to the short term nature of the facilities.

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- Definition Fair Value Of Long Term Fixed Rate And Variable Rate Debt Excluding Capital Leases. + References No definition available. + Details
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- Definition Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2C -URI http://asc.fasb.org/extlink&oid=66048111&loc=SL7498348-110258 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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