|
Supplemental Equity and Comprehensive Income Information (Details 5) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2015
|
Mar. 31, 2014
|
|
| Supplemental Equity and Comprehensive Income Information | ||
| Net income attributable to 3M | $ 1,199 | $ 1,207 |