Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2021

Significant Accounting Policies

Impact on previously reported values after correction

Consolidated Statement of Income	Three months ended				Six months ended
	June 30, 2020				June 30, 2020
	Under Prior				Under Prior
(Millions, except per share amounts)	Method		As Adjusted		Method		As Adjusted
Other expense (income), net	$	111	$	90	$	207	$	165
Income before income taxes	$	1,629	$	1,650	$	3,196	$	3,238
Provision for income taxes		342		347		615		625
Income of consolidated group	$	1,287	$	1,303	$	2,581	$	2,613
Net income including noncontrolling interest	$	1,287	$	1,303	$	2,581	$	2,613
Net income attributable to 3M	$	1,290	$	1,306	$	2,582	$	2,614
Earnings per share attributable to 3M common shareholders — basic	$	2.24	$	2.26	$	4.48	$	4.53
Earnings per share attributable to 3M common shareholders — diluted	$	2.22	$	2.25	$	4.44	$	4.50

Consolidated Statement of Comprehensive Income	Three months ended				Six months ended
	June 30, 2020				June 30, 2020
	Under Prior				Under Prior
(Millions)	Method		As Adjusted		Method		As Adjusted
Net income including noncontrolling interest	$	1,287	$	1,303	$	2,581	$	2,613
Other comprehensive income (loss), net of tax:
Defined benefit pension and postretirement plans adjustment	$	58	$	47	$	177	$	155
Total other comprehensive income (loss), net of tax	$	128	$	117	$	(150)	$	(172)
Comprehensive income (loss) including noncontrolling interest	$	1,415	$	1,420	$	2,431	$	2,441
Comprehensive income (loss) attributable to 3M	$	1,418	$	1,423	$	2,435	$	2,445

Consolidated Balance Sheet	As of December 31, 2020
	Under Prior
(Millions)	Method		As Adjusted
Retained earnings	$	43,761	$	43,821
Accumulated other comprehensive income (loss)	$	(7,661)	$	(7,721)

Consolidated Statement of Cash Flows	Six months ended
	June 30, 2020
	Under Prior
(Millions)	Method		As Adjusted
Net income including noncontrolling interest	$	2,581	$	2,613
Company pension and postretirement expense	$	197	$	155
Other — net	$	(386)	$	(376)

Earnings Per Share Computations

	Three months ended				Six months ended
	June 30,				June 30,
(Amounts in millions, except per share amounts)	2021		2020		2021		2020
Numerator:
Net income attributable to 3M	$	1,524	$	1,306	$	3,148	$	2,614
Denominator:
Denominator for weighted average 3M common shares outstanding – basic		581.0		577.0		580.7		576.9
Dilution associated with the Company’s stock-based compensation plans		7.6		3.8		6.7		4.3
Denominator for weighted average 3M common shares outstanding – diluted		588.6		580.8		587.4		581.2
Earnings per share attributable to 3M common shareholders – basic	$	2.62	$	2.26	$	5.42	$	4.53
Earnings per share attributable to 3M common shareholders – diluted	$	2.59	$	2.25	$	5.36	$	4.50