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DIVESTITURES - Selected Financial Information (Details) - USD ($) $ in Millions |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2017 | Jun. 30, 2017 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Loss on disposal |  |  |  |  | $ 13 | $ 0 | $ 0
Selected financial information of discontinued operations |  |  |  |  |  |  |
Issuance of TopBuild Corp. debt |  |  |  |  | 0 | $ 0 | $ 200
TopBuild |  |  |  |  |  |  |
Selected financial information of discontinued operations |  |  |  |  |  |  |
Issuance of TopBuild Corp. debt | $ 200 |  |  |  |  |  |
Moores Furniture |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Actuarial (gain) loss, net |  |  |  |  | 58 |  |
Arrow Fastener |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Proceeds from divestiture of businesses, net of cash divested |  |  |  | $ 128 |  |  |
TopBuild | Installation and Other Services |  |  |  |  |  |  |
Selected financial information of discontinued operations |  |  |  |  |  |  |
Percentage of businesses planned for spinoff |  | 100.00% |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Moores Furniture |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Loss on disposal |  |  | $ 64 |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Arrow Fastener |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Loss on disposal |  |  |  |  | $ (51) |  |

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