v3.22.4
Supplemental Equity and Comprehensive Income Information - Reclassifications Out of AOCI (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Amount Reclassified from Accumulated Other Comprehensive Income      
Other expense (income), net $ (147) $ (165) $ (366)
Total before tax 6,392 7,204 6,795
Provision for income taxes 612 1,285 1,337
Net income 5,791 5,929 5,453
Cost of sales 19,232 18,795 16,605
Net income attributable to 3M 5,777 5,921 5,449
Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Net income attributable to 3M (275) (534) (417)
Defined benefit pension and postretirement plans adjustments | Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Total before tax (458) (658) (619)
Provision for income taxes 108 160 148
Net income (350) (498) (471)
Transition asset | Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Other expense (income), net (2) (2) (2)
Prior service benefit | Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Other expense (income), net 55 60 62
Net actuarial loss | Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Other expense (income), net (493) (689) (659)
Curtailments/Settlements | Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Other expense (income), net (18) (27) (20)
Cash flow hedging instruments gains (losses) | Reclassification out of Accumulated Other Comprehensive Income      
Amount Reclassified from Accumulated Other Comprehensive Income      
Other expense (income), net (9) (9) (9)
Total before tax 98 (47) 71
Provision for income taxes (23) 11 (17)
Net income 75 (36) 54
Cost of sales $ 107 $ (38) $ 80