Consolidated Balance Sheet (Unaudited) (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Current assets
Allowances for doubtful accounts receivable	$ 54	$ 60
3M Company shareholders’ equity:
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, issued (in shares)	944,033,056	944,033,056
Common stock, outstanding (in shares)	531,225,048	539,470,303
Treasury stock (in shares)	412,808,008	404,562,753
Liabilities held for sale	$ 54	$ 0