v3.7.0.1

Note 12 - Supplemental Cash Flow Information Supplemental Cash Flow Information Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Supplemental Cash Flow Additional Information |  |  |
Interest paid, net | $ 165 | $ 137 | $ 73

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- References No definition available. + Details
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- Definition The amount of cash paid for interest during the period net of cash paid for interest that is capitalized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 + Details
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