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Guarantees (Details) - USD ($) $ in Millions | Dec. 31, 2016 | Dec. 31, 2015
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Type of Guarantee |  |
Maximum potential amount of undiscounted future payments | $ 48,000 | $ 48,000
Amount of related liability | 86 | 86
Return and Merchant Protection [Member] |  |
Type of Guarantee |  |
Maximum potential amount of undiscounted future payments | 42,000 | 42,000
Amount of related liability | 37 | 49
Other Guarantees [Member] |  |
Type of Guarantee |  |
Maximum potential amount of undiscounted future payments | 6,000 | 6,000
Amount of related liability | $ 49 | $ 37

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- Definition Type Of Guarantee. + References No definition available. + Details
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- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248 + Details
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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248 + Details
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- Details
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