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Note 20 - Reportable Segments (Details) - Information Concerning Principal Geographic Areas - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  | $ 2,231 | $ 2,272 | $ 2,343 | $ 2,265 | $ 2,404 | $ 2,540 | $ 2,482 | $ 2,289 | $ 9,111 | [1] | $ 9,715 | [1] | $ 7,819 | [1]
Long- lived assets | [2] | 18,189 |  |  |  | 17,888 |  |  |  | 18,189 |  | 17,888 |  | 17,318 |
UNITED STATES |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 2,719 |  | 2,275 |  | 2,061 |
Long- lived assets | [2] | 8,241 |  |  |  | 7,998 |  |  |  | 8,241 |  | 7,998 |  | 7,170 |
CANADA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 244 |  | 311 |  | 308 |
Long- lived assets | [2] | 144 |  |  |  |  |  |  |  | 144 |  |  |  |  |
MEXICO |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 37 |  | 35 |  | 23 |
Long- lived assets | [2] | 135 |  |  |  | 50 |  |  |  | 135 |  | 50 |  | 36 |
North America [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 3,000 |  | 2,621 |  | 2,392 |
Long- lived assets | [2] | 8,520 |  |  |  | 8,048 |  |  |  | 8,520 |  | 8,048 |  | 7,206 |
JAPAN |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 440 |  | 608 |  | 621 |
Long- lived assets | [2] | 1,160 |  |  |  | 1,311 |  |  |  | 1,160 |  | 1,311 |  | 1,548 |
TAIWAN, PROVINCE OF CHINA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 841 |  | 1,092 |  | 1,376 |
Long- lived assets | [2] | 2,301 |  |  |  | 2,005 |  |  |  | 2,301 |  | 2,005 |  | 2,277 |
CHINA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 1,869 |  | 1,893 |  | 1,916 |
Long- lived assets | [2] | 1,036 |  |  |  | 1,115 |  |  |  | 1,036 |  | 1,115 |  | 1,218 |
KOREA, REPUBLIC OF |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 1,501 |  | 1,882 |  | 96 |
Long- lived assets | [2] | 3,552 |  |  |  | 3,595 |  |  |  | 3,552 |  | 3,595 |  | 3,234 |
Other Asia Pacific [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 331 |  | 308 |  | 278 |
Long- lived assets | [2] | 98 |  |  |  | 109 |  |  |  | 98 |  | 109 |  | 127 |
Asia Pacific [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 4,982 |  | 5,783 |  | 4,287 |
Long- lived assets | [2] | 8,147 |  |  |  | 8,135 |  |  |  | 8,147 |  | 8,135 |  | 8,404 |
GERMANY |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 326 |  | 397 |  | 337 |
Long- lived assets | [2] | 189 |  |  |  | 217 |  |  |  | 189 |  | 217 |  | 171 |
FRANCE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 90 |  | 81 |  | 79 |
Long- lived assets | [2] | 263 |  |  |  | 277 |  |  |  | 263 |  | 277 |  | 287 |
UNITED KINGDOM |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 164 |  | 187 |  | 165 |
Long- lived assets | [2] | 47 |  |  |  | 47 |  |  |  | 47 |  | 47 |  | 6 |
Other Europe [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 311 |  | 369 |  | 280 |
Long- lived assets | [2] | 987 |  |  |  | 1,109 |  |  |  | 987 |  | 1,109 |  | 1,147 |
Europe [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 891 |  | 1,034 |  | 861 |
Long- lived assets | [2] | 1,486 |  |  |  | 1,650 |  |  |  | 1,486 |  | 1,650 |  | 1,611 |
BRAZIL |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 55 |  | 67 |  | 77 |
Long- lived assets | [2] | 36 |  |  |  | 36 |  |  |  | 36 |  | 36 |  | 66 |
Other Latin America [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  | 34 | [1] | 35 | [2] | 37 | [1],[2]
Long- lived assets | [1] |  |  |  |  |  |  |  |  |  |  |  |  | 6 |
Latin America [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | [1] |  |  |  |  |  |  |  |  | 89 |  | 102 |  | 114 |
Long- lived assets | [2] | $ 36 |  |  |  | 36 |  |  |  | 36 |  | 36 |  | 72 |
All Other [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  | $ 149 | [1] | 175 | [2] | 165 | [2]
Long- lived assets | [1] |  |  |  |  | $ 19 |  |  |  |  |  | $ 19 |  | $ 25 |
[1] | Net sales are attributed to countries based on location of customer.
[2] | Long-lived assets primarily include investments, plant and equipment, goodwill and other intangible assets. In 2014 and 2015, assets in the U.S. include the investment in Dow Corning. In 2013, assets in the U.S. and South Korea include investments in Dow Corning and Samsung Corning Precision Materials.

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