v3.25.1

Related-Party Transactions - Narrative (Details) $ in Millions | 3 Months Ended | 7 Months Ended
--- | --- | ---
Mar. 30, 2025 USD ($) | Mar. 30, 2025 USD ($)
Related Party Transactions [Abstract] |  |
Additional infrastructure investment obligations | $ 1,200 | $ 1,200
Additional infrastructure investment, obligations contributed | $ 125 | $ 400

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- Definition Equity Method Investments, Additional Infrastructure Investment, Obligations + References No definition available. + Details
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Namespace Prefix: | nxpi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Equity Method Investments, Additional Infrastructure Investment, Obligations Contributed + References No definition available. + Details
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Namespace Prefix: | nxpi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration