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Significant Accounting Policies (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2019
Significant Accounting Policies |
Earnings per share |
|  | Three months ended |
|  | March 31, |
(Amounts in millions, except per share amounts) |  | 2019 |  | 2018 |
Numerator: |  |  |  |  |  |  |
Net income attributable to 3M |  | $ | 891 |  | $ | 602 |
Denominator: |  |  |  |  |  |  |
Denominator for weighted average 3M common shares outstanding – basic |  |  | 577.5 |  |  | 596.2 |
Dilution associated with the Company’s stock-based compensation plans |  |  | 11.0 |  |  | 16.5 |
Denominator for weighted average 3M common shares outstanding – diluted |  |  | 588.5 |  |  | 612.7 |
Earnings per share attributable to 3M common shareholders – basic |  | $ | 1.54 |  | $ | 1.01 |
Earnings per share attributable to 3M common shareholders – diluted |  | $ | 1.51 |  | $ | 0.98 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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