Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 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 March 31,
(Amounts in millions, except per share amounts)	2022		2021
Numerator:
Net income attributable to 3M	$	1,299	$	1,624
Denominator:
Denominator for weighted average 3M common shares outstanding – basic	572.3		580.5
Dilution associated with the Company’s stock-based compensation plans	2.7		5.8
Denominator for weighted average 3M common shares outstanding – diluted	575.0		586.3
Earnings per share attributable to 3M common shareholders – basic	$	2.27	$	2.80
Earnings per share attributable to 3M common shareholders – diluted	$	2.26	$	2.77