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Summary of Significant Accounting Policies (Details Textuals) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Property, Plant and Equipment [Line Items] |  |  |
Original maturities of cash and cash equivalents | 90 days or less |  |
Net foreign currency transaction gain | $ 18 | $ 68 | $ 44
Prior period revision |  | $ 361 |
Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Intangible Assets, Useful Life | 1 year | 5 years |
Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Intangible Assets, Useful Life | 22 years | 7 years |
Software [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 5 years |  |
Equipment [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 3 years |  |
Equipment [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 10 years |  |
Building [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 40 years |  |
Building [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 50 years |  |
Leasehold Improvements [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 5 years |  |
Leasehold Improvements [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 10 years |  |

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- Definition Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64836518&loc=d3e30700-110894 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=64836518&loc=d3e30690-110894 + Details
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