v3.6.0.2

Acquisitions and Divestments - Fair Value (and Useful Lives) of Identified Intangible Assets Acquired (Parenthetical) (Detail) | Dec. 07, 2015
--- | ---
Customer-related [Member] |
Acquired Finite And Indefinite Lived Intangible Assets [Line Items] |
Finite-lived intangible asset, useful life | 19 years
Developed Technology [Member] |
Acquired Finite And Indefinite Lived Intangible Assets [Line Items] |
Finite-lived intangible asset, useful life | 5 years
Sales Order Backlog [Member] |
Acquired Finite And Indefinite Lived Intangible Assets [Line Items] |
Finite-lived intangible asset, useful life | 1 year
Trade Names [Member] |
Acquired Finite And Indefinite Lived Intangible Assets [Line Items] |
Finite-lived intangible asset, useful life | 5 years

X
- Definition Acquired Finite And Indefinite Lived Intangible Assets [Line Items] + References No definition available. + Details
Name: | nxpi_AcquiredFiniteAndIndefiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | nxpi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_DevelopedTechnologyRightsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OrderOrProductionBacklogMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |