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Segment Information - Net Revenues by Product Segment and by Product Line (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Segment Reporting Information [Line Items] |  |  |
Net revenues | $ 6,897 | $ 7,404 | $ 8,082
Sense & Power and Automotive Products (SP&A) [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 4,401 | 4,774 | 4,775
Sense & Power and Automotive Products (SP&A) [Member] | Automotive ("APG") [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,727 | 1,807 | 1,668
Sense & Power and Automotive Products (SP&A) [Member] | Industrial & Power Discrete ("IPD") [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,706 | 1,865 | 1,801
Sense & Power and Automotive Products (SP&A) [Member] | Analog Power And Micro Electro Mechanical Systems And Sensors [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 968 | 1,102 | 1,306
Embedded Processing Solutions (EPS) [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 2,473 | 2,608 | 3,269
Embedded Processing Solutions (EPS) [Member] | Digital Products Group (DPG) [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 857 | 1,086 | 1,901
Embedded Processing Solutions (EPS) [Member] | Microcontrollers, Memory & Secure MCU (MMS) [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,616 | 1,507 | 1,367
Embedded Processing Solutions (EPS) [Member] | Other EPS [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues |  | 15 | 1
Product Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 6,874 | 7,382 | 8,044
Others [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | $ 23 | $ 22 | $ 38

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