Consolidated Balance Sheet - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 4,695	$ 4,634
Marketable securities - current	805	404
Accounts receivable - net of allowances of $231 and $233	4,991	4,705
Inventories
Finished goods	2,356	2,081
Work in process	1,342	1,226
Raw materials and supplies	1,144	932
Total inventories	4,842	4,239
Prepaids	633	675
Other current assets	377	325
Total current assets	16,343	14,982
Property, plant and equipment	27,132	26,650
Less: Accumulated depreciation	(17,774)	(17,229)
Property, plant and equipment - net	9,358	9,421
Operating lease right of use assets	872	864
Goodwill	13,722	13,802
Intangible assets - net	5,572	5,835
Other assets	2,440	2,440
Total assets	48,307	47,344
Current liabilities
Short-term borrowings and current portion of long-term debt	1,981	806
Accounts payable	2,931	2,561
Accrued payroll	832	747
Accrued income taxes	247	300
Operating lease liabilities - current	268	256
Other current liabilities	3,181	3,278
Total current liabilities	9,440	7,948
Long-term debt	16,267	17,989
Pension and postretirement benefits	4,184	4,405
Operating lease liabilities	603	609
Other liabilities	3,297	3,462
Total liabilities	33,791	34,413
Commitments and contingencies (Note 14)
3M Company shareholders' equity:
Common stock par value, $.01 par value: 944,033,056 shares issued; Shares outstanding - March 31, 2021: 579,675,002; Shares outstanding - December 31, 2020: 577,749,638	9	9
Additional paid-in capital	6,337	6,162
Retained earnings	44,824	43,821
Treasury stock, at cost: Shares at March 31, 2021: 364,358,054; Shares at December 31, 2020: 366,283,418	(29,236)	(29,404)
Accumulated other comprehensive income (loss)	(7,486)	(7,721)
Total 3M Company shareholders' equity	14,448	12,867
Noncontrolling interest	68	64
Total equity	14,516	12,931
Total liabilities and equity	$ 48,307	$ 47,344