Commitments and Contingencies - Schedule of Components of Purchase Commitments (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014
Long-term Purchase Commitment [Line Items]
Payments Due by Remainder of Fiscal Year 2015	$ 285
Payments Due by Fiscal Year 2016	277
Payments Due by Fiscal Year 2017	235
Payments Due by Fiscal Year 2018	224
Payments Due by Fiscal Year 2019	215
Payments Due Thereafter	2,315
Payments Due, Total	3,551
Reinforcement Materials [Member]
Long-term Purchase Commitment [Line Items]
Payments Due by Remainder of Fiscal Year 2015	224
Payments Due by Fiscal Year 2016	214
Payments Due by Fiscal Year 2017	193
Payments Due by Fiscal Year 2018	186
Payments Due by Fiscal Year 2019	179
Payments Due Thereafter	2,096
Payments Due, Total	3,092
Performance Chemicals [Member]
Long-term Purchase Commitment [Line Items]
Payments Due by Remainder of Fiscal Year 2015	47
Payments Due by Fiscal Year 2016	52
Payments Due by Fiscal Year 2017	34
Payments Due by Fiscal Year 2018	30
Payments Due by Fiscal Year 2019	29
Payments Due Thereafter	210
Payments Due, Total	402
Purification Solutions [Member]
Long-term Purchase Commitment [Line Items]
Payments Due by Remainder of Fiscal Year 2015	14
Payments Due by Fiscal Year 2016	11
Payments Due by Fiscal Year 2017	8
Payments Due by Fiscal Year 2018	8
Payments Due by Fiscal Year 2019	7
Payments Due Thereafter	9
Payments Due, Total	$ 57

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Amount of the recorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 440

-SubTopic 10

-Section 50

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25383-109308

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Amount of the recorded unconditional purchase obligation maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of the recorded unconditional purchase obligation maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of the recorded unconditional purchase obligation maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of the recorded unconditional purchase obligation maturing in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of the recorded unconditional purchase obligation maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of the recorded unconditional purchase obligation maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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