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Geographic and Segment Information - Reconciliation of Segment Adjusted EBITDA from Segments to Consolidated Net Income (Loss) Before Income Taxes (Parenthetical) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Segment Reporting Information [Line Items] |  |  |
Legal charges | $ 175 | $ 82 | $ 9
GenX and Other Perfluorinated and Polyfluorinated Compounds [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Legal charges | 168 | 63 |
Edge Moor, Delaware Site [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain on sale of asset |  |  | 12
East Chicago, Indiana [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain on sale of asset |  | 3 |
Repauno New Jersey [Member] | Land [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain on sale of asset |  |  | $ 13
Linden, New Jersey Sites [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain on sale of asset |  | $ 42 |
Repauno, New Jersey Sites [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain on sale of asset | 9 |  |
Netherlands Pension Plan [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Settlement loss | $ 380 |  |

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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(7) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a)(7) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920 + Details
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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2443-110228 + Details
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- Definition The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
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