v3.6.0.2

Significant Accounting Policies - Gross Notional Amounts by Currency (Detail) - USD ($) | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | $ 789,000,000 | $ 213,000,000
Euro [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | 459,000,000 | 4,000,000
Chinese Renminbi [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | 45,000,000 | (28,000,000)
Japanese Yen [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | 35,000,000 | 26,000,000
Malaysian Ringgit [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | 73,000,000 | 60,000,000
Taiwan Dollar [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | 94,000,000 | 78,000,000
Thai Baht [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | 43,000,000 | 30,000,000
Other [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Gross notional amount | $ 40,000,000 | $ 43,000,000

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CurrencyAxis=currency_EUR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_CNY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_JPY
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_MYR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_TWD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=currency_THB
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CurrencyAxis=nxpi_OtherCurrenciesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |