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Restructuring and Asset Related Charges La Porte (Details) - Predecessor [Member] - USD ($) $ in Millions | 2 Months Ended | 3 Months Ended | 8 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Aug. 31, 2017 | [1] | Jun. 30, 2017 | [1] | Mar. 31, 2017 | [1] | Dec. 31, 2016 | [1] | Sep. 30, 2016 | [1] | Jun. 30, 2016 | [1] | Mar. 31, 2016 | [1] | Aug. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |
Restructuring and Asset Related Charges - Net | $ 11 | $ 160 | $ 152 | $ 394 | $ 172 | $ (88) | $ 78 | $ 323 | $ 556 | $ 795
La Porte [Member] |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |
Restructuring and Asset Related Charges - Net |  |  |  |  |  |  |  |  | 68 |
Asset Related Charges [Member] | La Porte [Member] |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |
Restructuring and Asset Related Charges - Net |  |  |  |  |  |  |  |  | 41 |
Employee Severance [Member] | La Porte [Member] |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |
Restructuring and Asset Related Charges - Net |  |  |  |  |  |  |  |  | 16 |
Contract Termination [Member] | La Porte [Member] |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |  |  |  |
Restructuring and Asset Related Charges - Net |  |  |  |  |  |  |  |  | $ 11 |
[1] | See Note 5 for additional information.

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of restructuring charges, remediation cost, and asset impairment loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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