Goodwill and Intangible Assets - Goodwill balance by business segment (Details) |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
|
Dec. 31, 2020
USD ($)
|
Mar. 31, 2020
USD ($)
|
Dec. 31, 2020
USD ($)
|
Dec. 31, 2019
USD ($)
|
Dec. 31, 2018
USD ($)
item
|
|
| Goodwill Information | |||||
| Number of business combinations completed | 0 | 0 | |||
| Purchased goodwill from acquisitions | $ 0 | $ 0 | $ 3,469,000,000 | ||
| Goodwill acquired during the period which is deductible for tax purposes | 0 | ||||
| Goodwill | |||||
| Balance at the beginning of the period | $ 13,444,000,000 | 13,444,000,000 | 10,051,000,000 | ||
| Acquisition activity | (34,000,000) | 3,469,000,000 | |||
| Divestiture activity | (29,000,000) | (49,000,000) | |||
| Translation and other | 421,000,000 | (27,000,000) | |||
| Balance at the end of the period | 13,802,000,000 | 13,802,000,000 | 13,444,000,000 | $ 10,051,000,000 | |
| Amount of Goodwill impairment | 0 | 0 | 0 | 0 | |
| Safety and Industrial | |||||
| Goodwill | |||||
| Balance at the beginning of the period | 4,621,000,000 | 4,621,000,000 | 4,716,000,000 | ||
| Divestiture activity | (49,000,000) | ||||
| Translation and other | 66,000,000 | (46,000,000) | |||
| Balance at the end of the period | 4,687,000,000 | 4,687,000,000 | 4,621,000,000 | 4,716,000,000 | |
| Transportation and Electronics | |||||
| Goodwill | |||||
| Balance at the beginning of the period | 1,830,000,000 | 1,830,000,000 | 1,857,000,000 | ||
| Divestiture activity | (10,000,000) | ||||
| Translation and other | 38,000,000 | (27,000,000) | |||
| Balance at the end of the period | 1,858,000,000 | 1,858,000,000 | 1,830,000,000 | 1,857,000,000 | |
| Health Care | |||||
| Goodwill | |||||
| Balance at the beginning of the period | 6,739,000,000 | 6,739,000,000 | 3,248,000,000 | ||
| Acquisition activity | (34,000,000) | 3,469,000,000 | |||
| Divestiture activity | (19,000,000) | ||||
| Translation and other | 306,000,000 | 22,000,000 | |||
| Balance at the end of the period | 6,992,000,000 | 6,992,000,000 | 6,739,000,000 | 3,248,000,000 | |
| Consumer | |||||
| Goodwill | |||||
| Balance at the beginning of the period | $ 254,000,000 | 254,000,000 | 230,000,000 | ||
| Translation and other | 11,000,000 | 24,000,000 | |||
| Balance at the end of the period | $ 265,000,000 | $ 265,000,000 | $ 254,000,000 | $ 230,000,000 | |