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Derivatives and Hedging - Foreign Hedge (Details) - 3 months ended Mar. 31, 2017 € in Millions, $ in Millions | USD ($) | EUR (€)
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Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |
Fair value of hedge of net investment of foreign operations | $ 234 | € 217
Effective portion of gain reclassified from Accumulated OCI into income | $ 11 |

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- Definition The effective portion of gain reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 + Details
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- Definition Fair value of all derivative liabilities designated as hedges of net investment in foreign operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 + Details
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