| Cover Document | Mar. 11, 2021 | Apr. 07, 2020 |
| Cover [Abstract] | ||
| Document Type | 8-K | |
| Document Period End Date | Mar. 11, 2021 | |
| Entity Registrant Name | NXP Semiconductors N.V. | |
| Entity Incorporation, State or Country Code | P7 | |
| Entity File Number | 001-34841 | |
| Entity Tax Identification Number | 98-1144352 | |
| Entity Address, Address Line One | 60 High Tech Campus | |
| Entity Address, City or Town | Eindhoven | |
| Entity Address, Country | NL | |
| Entity Address, Postal Zip Code | 5656 AG | |
| Country Region | +31 | |
| City Area Code | 40 | |
| Local Phone Number | 2729999 | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| Title of 12(b) Security | Common shares, EUR 0.20 par value | |
| Trading Symbol | NXPI | |
| Security Exchange Name | NASDAQ | |
| Entity Emerging Growth Company | false | |
| Entity Central Index Key | 0001413447 | |
| Amendment Flag | false |
