Segment Information and Geographic Data - Summary Information by Operating Segment (Detail) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 24, 2016 |
Jun. 25, 2016 |
Mar. 26, 2016 |
Dec. 26, 2015 |
Sep. 26, 2015 |
Jun. 27, 2015 |
Mar. 28, 2015 |
Dec. 27, 2014 |
Sep. 24, 2016 |
Sep. 26, 2015 |
Sep. 27, 2014 |
|
| Segment Reporting Information [Line Items] | |||||||||||
| Net sales | $ 46,852 | $ 42,358 | $ 50,557 | $ 75,872 | $ 51,501 | $ 49,605 | $ 58,010 | $ 74,599 | $ 215,639 | $ 233,715 | $ 182,795 |
| Operating income | 60,024 | 71,230 | 52,503 | ||||||||
| Americas | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Net sales | 86,613 | 93,864 | 80,095 | ||||||||
| Operating income | 28,172 | 31,186 | 26,158 | ||||||||
| Europe | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Net sales | 49,952 | 50,337 | 44,285 | ||||||||
| Operating income | 15,348 | 16,527 | 14,434 | ||||||||
| Greater China | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Net sales | 48,492 | 58,715 | 31,853 | ||||||||
| Operating income | 18,835 | 23,002 | 11,039 | ||||||||
| Japan | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Net sales | 16,928 | 15,706 | 15,314 | ||||||||
| Operating income | 7,165 | 7,617 | 6,904 | ||||||||
| Rest of Asia Pacific | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Net sales | 13,654 | 15,093 | 11,248 | ||||||||
| Operating income | $ 4,781 | $ 5,518 | $ 3,674 | ||||||||