Consolidated Balance Sheet (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Current assets
Allowances for doubtful accounts receivable	$ 64	$ 62
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)	549,353,621	552,581,136
Treasury stock (in shares)	394,679,435	391,451,920