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QUARTERLY SALES AND EARNINGS DATA-UNAUDITED QUARTERLY SALES AND EARNINGS DATA-UNAUDITED (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Quarterly Financial Data [Abstract]                      
Sales $ 2,188 $ 2,287 $ 2,297 $ 2,236 $ 2,225 $ 2,447 $ 2,533 $ 2,443      
Gross profit 490 621 605 634 509 695 720 656 $ 2,350 $ 2,580 $ 2,221
Asset impairments and restructuring charges (gains), net 17 30 0 (2) 53 21 0 109 45 183 77
Net earnings attributable to Eastman $ 116 $ 232 $ 255 $ 251 $ 124 $ 256 $ 297 $ 171 $ 854 $ 848 $ 751
Earnings from continuing operations per share [Abstract]                      
Income (Loss) from Continuing Operations, Per Basic Share                 $ 5.80 $ 5.71 $ 5.01 [1]
Income (Loss) from Continuing Operations, Per Diluted Share                 5.75 5.66 4.95 [1]
Earnings loss from discontinued operations per share [Abstract]                      
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share                 0.00 0.00 0.02
Earnings Per Share [Abstract]                      
Basic earnings per share attributable to Eastman $ 0.79 [2] $ 1.57 [2] $ 1.73 [2] $ 1.70 [2] $ 0.83 [2] $ 1.73 [2] $ 2.00 [2] $ 1.15 [2] 5.80 5.71 5.03
Diluted earnings per share attributable to Eastman $ 0.79 [2] $ 1.56 [2] $ 1.71 [2] $ 1.69 [2] $ 0.83 [2] $ 1.71 [2] $ 1.98 [2] $ 1.14 [2] $ 5.75 $ 5.66 $ 4.97
[1] Earnings per share are calculated using whole dollars and shares.
[2] Each quarter is calculated as a discrete period; the sum of the four quarters may not equal the calculated full year amount.