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Supplemental Equity and Comprehensive Income (Loss) Information (Tables) | 3 Months Ended
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Mar. 31, 2024
Stockholders' Equity Note [Abstract] |
Schedule of Consolidated Statement of Changes in Equity |
|  |  |  | 3M Company Shareholders |  |
(Millions) |  | Total |  | Common Stock and Additional Paid-in Capital |  | Retained Earnings |  | Treasury Stock |  | Accumulated Other Comprehensive Income (Loss) |  | Non-controlling Interest
Balance at December 31, 2023 |  | $ | 4,868 |  |  | $ | 6,965 |  | $ | 37,479 |  | $ | (32,859) |  |  | $ | (6,778) |  |  | $ | 61 |
Net income (loss) |  | 933 |  |  |  |  | 928 |  |  |  |  |  |  | 5 |
Other comprehensive income (loss), net of tax |  | (47) |  |  |  |  |  |  |  |  | (48) |  |  | 1 |
Dividends declared |  | (835) |  |  |  |  | (835) |  |  |  |  |  |  |
Stock-based compensation |  | 17 |  |  | 17 |  |  |  |  |  |  |  |  |
Reacquired stock |  | (21) |  |  |  |  |  |  | (21) |  |  |  |  |
Issuances pursuant to stock option and benefit plans |  | 18 |  |  |  |  | (100) |  |  | 118 |  |  |  |  |
Balance at March 31, 2024 |  | $ | 4,933 |  |  | $ | 6,982 |  |  | $ | 37,472 |  |  | $ | (32,762) |  |  | $ | (6,826) |  |  | $ | 67 |
Balance at December 31, 2022 |  | $ | 14,770 |  |  | $ | 6,700 |  |  | $ | 47,950 |  |  | $ | (33,255) |  |  | $ | (6,673) |  |  | $ | 48 |
Net income |  | 981 |  |  |  |  | 976 |  |  |  |  |  |  | 5 |
Other comprehensive income (loss), net of tax |  | 143 |  |  |  |  |  |  |  |  | 143 |  |  | — |
Dividends declared |  | (827) |  |  |  |  | (827) |  |  |  |  |  |  |
Stock-based compensation |  | 125 |  |  | 125 |  |  |  |  |  |  |  |  |
Reacquired stock |  | (29) |  |  |  |  |  |  | (29) |  |  |  |  |
Issuances pursuant to stock option and benefit plans |  | 188 |  |  |  |  | (133) |  |  | 321 |  |  |  |  |
Balance at March 31, 2023 |  | $ | 15,351 |  |  | $ | 6,825 |  |  | $ | 47,966 |  |  | $ | (32,963) |  |  | $ | (6,530) |  |  | $ | 53 |
Schedule of Changes in Accumulated Other Comprehensive Income (Loss) Attributable to 3M |
(Millions) |  | Cumulative Translation Adjustment |  | Defined Benefit Pension and Postretirement Plans Adjustment |  | Cash Flow Hedging Instruments, Unrealized Gain (Loss) |  | Total Accumulated Other Comprehensive Income (Loss)
Balance at December 31, 2023, net of tax: |  | $ | (2,506) |  |  | $ | (4,218) |  |  | $ | (54) |  |  | $ | (6,778) |
Other comprehensive income (loss), before tax: |  |  |  |  |  |  |  |
Amounts before reclassifications |  | (253) |  |  | 67 |  |  | 61 |  |  | (125) |
Amounts reclassified out |  | 57 |  |  | 96 |  |  | (27) |  | 126 |
Total other comprehensive income (loss), before tax |  | (196) |  |  | 163 |  |  | 34 |  |  | 1 |
Tax effect (1) |  | (13) |  |  | (28) |  |  | (8) |  | (49) |
Total other comprehensive income (loss), net of tax |  | (209) |  |  | 135 |  |  | 26 |  |  | (48) |
Balance at March 31, 2024, net of tax: |  | $ | (2,715) |  |  | $ | (4,083) |  |  | $ | (28) |  |  | $ | (6,826) |
Balance at December 31, 2022, net of tax: |  | $ | (2,828) |  |  | $ | (3,838) |  |  | $ | (7) |  |  | $ | (6,673) |
Other comprehensive income (loss), before tax: |  |  |  |  |  |  |  |
Amounts before reclassifications |  | 105 |  |  | — |  |  | 6 |  |  | 111 |
Amounts reclassified out |  | — |  |  | 64 |  |  | (41) |  |  | 23 |
Total other comprehensive income (loss), before tax |  | 105 |  |  | 64 |  |  | (35) |  |  | 134 |
Tax effect (1) |  | 11 |  |  | (13) |  |  | 11 |  |  | 9 |
Total other comprehensive income (loss), net of tax |  | 116 |  |  | 51 |  |  | (24) |  |  | 143 |
Balance at March 31, 2023, net of tax: |  | $ | (2,712) |  |  | $ | (3,787) |  |  | $ | (31) |  |  | $ | (6,530) |
(1) Includes tax expense (benefit) reclassified out of AOCI related to the following:
|  |  | Three months ended March 31, |  |  |  |  |  |
| (millions) |  | 2024 |  | 2023 |  |  |  |  |  |  |  |
| Cumulative Translation Adjustment |  | — |  |  | — |  |  |  |  |  |  |  |  |
| Defined benefit pension and postretirement plans adjustment |  | (13) |  |  | (13) |  |  |  |  |  |  |  |  |
| Cash flow hedging instruments, unrealized gain/loss |  | 6 |  |  | 10 |  |  |  |  |  |  |  |  |

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