Restructuring Actions	6 Months Ended
Jun. 30, 2026
Restructuring and Related Activities [Abstract]
Restructuring Actions	Note 5. Restructuring Actions Transformation Costs: In the third quarter of 2025, 3M began a transformation program intended as a structural redesign of longer-term manufacturing, distribution, and business process services and locations. In the second quarter and first six months of 2026, management approved and committed to additional actions resulting in a pre-tax charge of $74 million and $118 million, respectively, primarily employee related. Charges related to this initiative are reflected in Corporate (see Note 16) and primarily impacted selling, general and administrative expenses and cost of sales. The accrued restructuring liability was $25 million as of December 31, 2025 and $66 million as of June 30, 2026, reflecting new charges partially offset by cash payments. Additional actions are expected and are subject to management's future approval and commitment.

Restructuring Actions

6 Months Ended

Jun. 30, 2026

Restructuring and Related Activities [Abstract]

Note 5. Restructuring Actions

Transformation Costs: In the third quarter of 2025, 3M began a transformation program intended as a structural redesign of longer-term manufacturing, distribution, and business process services and locations. In the second quarter and first six months of 2026, management approved and committed to additional actions resulting in a pre-tax charge of $74 million and $118 million, respectively, primarily employee related. Charges related to this initiative are reflected in Corporate (see Note 16) and primarily impacted selling, general and administrative expenses and cost of sales. The accrued restructuring liability was $25 million as of December 31, 2025 and $66 million as of June 30, 2026, reflecting new charges partially offset by cash payments. Additional actions are expected and are subject to management's future approval and commitment.