Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2022

Accounting Policies [Abstract]

Earnings per share computations

The computations for basic and diluted earnings per share follow:

Earnings Per Share Computations

	Three months ended June 30,				Six months ended June 30,
(Amounts in millions, except per share amounts)	2022		2021		2022		2021
Numerator:
Net income attributable to 3M	$	78	$	1,524	$	1,377	$	3,148
Denominator:
Denominator for weighted average 3M common shares outstanding – basic	571.0		581.0		571.6		580.7
Dilution associated with the Company’s stock-based compensation plans	1.7		7.6		2.2		6.7
Denominator for weighted average 3M common shares outstanding – diluted	572.7		588.6		573.8		587.4
Earnings per share attributable to 3M common shareholders – basic	$	0.14	$	2.62	$	2.41	$	5.42
Earnings per share attributable to 3M common shareholders – diluted	$	0.14	$	2.59	$	2.40	$	5.36