SEGMENT AND GEOGRAPHIC INFORMATION - Geographic Information (Detail) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Segment Reporting Information [Line Items] | |||||||||||
| Revenue | $ 19,848 | $ 17,444 | $ 17,456 | $ 17,113 | $ 18,975 | $ 16,173 | $ 15,927 | $ 15,510 | $ 71,861 | $ 66,585 | $ 61,610 |
| Long-lived assets | 33,495 | 29,107 | 33,495 | 29,107 | 25,461 | ||||||
| United States | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Revenue | 56,115 | 52,080 | 48,434 | ||||||||
| Long-lived assets | 24,918 | 21,141 | 24,918 | 21,141 | 18,761 | ||||||
| International Package | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Revenue | 15,746 | 14,505 | 13,176 | ||||||||
| Long-lived assets | $ 8,577 | $ 7,966 | $ 8,577 | $ 7,966 | $ 6,700 | ||||||
| X | ||||||||||
- Definition Amount of long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets, located worldwide. No definition available.
|
| X | ||||||||||
- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|