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Income Taxes (Details 4) $ in Millions | 12 Months Ended
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Dec. 31, 2015 USD ($)
Income Tax Examination [Line Items] |
Estimated period of time when the company expects the unrecognized tax benefit balance to decrease | 12 months
Minimum |
Income Tax Examination [Line Items] |
Period of limitation for examination | 3 years
Decrease in unrecognized tax benefits that is reasonably possible in the next 12 months | $ 4
Maximum |
Income Tax Examination [Line Items] |
Period of limitation for examination | 5 years
Decrease in unrecognized tax benefits that is reasonably possible in the next 12 months | $ 5

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- Definition Amount of (increase) decrease reasonably possible in the estimated upper bound of the unrecognized tax benefit for a tax position taken or expected to be taken. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
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