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Acquisitions - Summary of Purchase Price Allocation (Detail) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Dec. 31, 2016 | Dec. 31, 2015
2016 Acquisition [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Purchase price including contingent consideration |  | $ 175 |
Net purchase price |  | 178 |
Fair value of net assets acquired: |  |  |
Current assets other than cash |  | 25 |
Property, plant and equipment |  | 12 |
Intangible assets |  | 45 |
Current liabilities |  | (20) |
Deferred tax liabilities |  | (1) |
Total fair value of net assets acquired |  | 61 |
Goodwill |  | 117 |
2016 Acquisition [Member] | Trade Names [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets |  | 20 |
2016 Acquisition [Member] | Customer Relationships [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets |  | 25 |
2016 Acquisition [Member] | As Initially Reported [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Net purchase price | $ 176 |  |
Fair value of net assets acquired: |  |  |
Current assets other than cash | 26 |  |
Property, plant and equipment | 12 |  |
Current liabilities | (19) |  |
Deferred tax liabilities | (19) |  |
Total fair value of net assets acquired | 46 |  |
Goodwill | 130 |  |
2016 Acquisition [Member] | As Initially Reported [Member] | Trade Names [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets | 21 |  |
2016 Acquisition [Member] | As Initially Reported [Member] | Customer Relationships [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets | $ 25 |  |
2016 Acquisition [Member] | Measurement Period Adjustments [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Net purchase price |  | 2 |
Fair value of net assets acquired: |  |  |
Current assets other than cash |  | (1) |
Current liabilities |  | (1) |
Deferred tax liabilities |  | 18 |
Total fair value of net assets acquired |  | 15 |
Goodwill |  | (13) |
2016 Acquisition [Member] | Measurement Period Adjustments [Member] | Trade Names [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets |  | $ (1) |
Series of Individually Immaterial Business Acquisitions |  |  |
Business Acquisition [Line Items] |  |  |
Purchase price including contingent consideration |  |  | $ 544
Less: cash acquired |  |  | (29)
Net purchase price |  |  | 515
Fair value of net assets acquired: |  |  |
Current assets other than cash |  |  | 181
Property, plant and equipment |  |  | 59
Intangible assets |  |  | 103
Current liabilities |  |  | (72)
Deferred tax liabilities |  |  | (31)
Total fair value of net assets acquired |  |  | 239
Goodwill |  |  | 276
Other non-current liability |  |  | (1)
Series of Individually Immaterial Business Acquisitions | Trade Names [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets |  |  | 24
Series of Individually Immaterial Business Acquisitions | Customer Relationships [Member] |  |  |
Fair value of net assets acquired: |  |  |
Intangible assets |  |  | $ 79

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