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Commitments and Contingencies - Schedule of Components of Purchase Commitments (Detail)
$ in Millions
Jun. 30, 2018
USD ($)
Long-term Purchase Commitment [Line Items]  
Payments Due by Remainder of Fiscal Year 2018 $ 101
Payments Due by Fiscal Year 2019 383
Payments Due by Fiscal Year 2020 241
Payments Due by Fiscal Year 2021 195
Payments Due by Fiscal Year 2022 194
Payments Due Thereafter 2,362
Payments Due, Total 3,476
Reinforcement Materials [Member]  
Long-term Purchase Commitment [Line Items]  
Payments Due by Remainder of Fiscal Year 2018 79
Payments Due by Fiscal Year 2019 294
Payments Due by Fiscal Year 2020 180
Payments Due by Fiscal Year 2021 140
Payments Due by Fiscal Year 2022 140
Payments Due Thereafter 1,901
Payments Due, Total 2,734
Performance Chemicals [Member]  
Long-term Purchase Commitment [Line Items]  
Payments Due by Remainder of Fiscal Year 2018 19
Payments Due by Fiscal Year 2019 67
Payments Due by Fiscal Year 2020 55
Payments Due by Fiscal Year 2021 54
Payments Due by Fiscal Year 2022 54
Payments Due Thereafter 461
Payments Due, Total 710
Purification Solutions [Member]  
Long-term Purchase Commitment [Line Items]  
Payments Due by Remainder of Fiscal Year 2018 3
Payments Due by Fiscal Year 2019 7
Payments Due by Fiscal Year 2020 6
Payments Due by Fiscal Year 2021 1
Payments Due, Total 17
Specialty Fluids [Member]  
Long-term Purchase Commitment [Line Items]  
Payments Due by Fiscal Year 2019 15
Payments Due, Total $ 15