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SEGMENT INFORMATION - Summary of Segment Results (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Segment Reporting Information [Line Items] |  |  |  |  |
TOTAL ASSETS | $ 5,922 |  | $ 5,922 |  | $ 5,873
Summarized Information |  |  |  |  |
Net sales to external customers | 2,947 | $ 2,831 | 8,639 | $ 8,458 |
Total consolidated operating earnings | 338 | 189 | 1,081 | 868 |
United States [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 2,146 | 2,073 | 6,272 | 6,133 |
Canada [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 129 | 149 | 400 | 508 |
United States And Canada Segments [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 2,275 | 2,222 | 6,672 | 6,641 |
Total consolidated operating earnings | 343 | 322 | 1,084 | 994 |
Other Businesses [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 672 | 609 | 1,967 | 1,817 |
Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
TOTAL ASSETS | 2,803 |  | 2,803 |  | 2,684
Summarized Information |  |  |  |  |
Net sales to external customers | 3,079 | 2,947 | 9,017 | 8,799 |
Total consolidated operating earnings | 373 | 223 | 1,171 | 972 |
Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items [Member] | United States [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
TOTAL ASSETS | 2,637 |  | 2,637 |  | 2,496
Summarized Information |  |  |  |  |
Net sales to external customers | 2,277 | 2,188 | 6,648 | 6,471 |
Total consolidated operating earnings | 343 | 326 | 1,088 | 1,032 |
Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items [Member] | Canada [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
TOTAL ASSETS | 166 |  | 166 |  | $ 188
Summarized Information |  |  |  |  |
Net sales to external customers | 129 | 149 | 400 | 508 |
Total consolidated operating earnings | 0 | (4) | (4) | (38) |
Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items [Member] | United States And Canada Segments [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 2,406 | 2,337 | 7,048 | 6,979 |
Total consolidated operating earnings | 343 | 322 | 1,084 | 994 |
Segment Balances Before Intersegment Eliminations and Consolidation Reconciling Items [Member] | Other Businesses [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 673 | 610 | 1,969 | 1,820 |
Total consolidated operating earnings | 30 | (99) | 87 | (22) |
Intersegment Eliminations [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | (132) | (116) | (378) | (341) |
Intersegment Eliminations [Member] | United States [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | (131) | (115) | (376) | (338) |
Intersegment Eliminations [Member] | Canada [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | 0 | 0 | 0 | 0 |
Intersegment Eliminations [Member] | United States And Canada Segments [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | (131) | (115) | (376) | (338) |
Intersegment Eliminations [Member] | Other Businesses [Member] |  |  |  |  |
Summarized Information |  |  |  |  |
Net sales to external customers | $ (1) | $ (1) | $ (2) | $ (3) |

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