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v3.8.0.1

Consolidated Statement of Income - USD ($) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Consolidated Statement of Income |  |
Net sales | $ 8,278 | $ 7,685
Operating expenses |  |
Cost of sales | 4,236 | 3,882
Selling, general and administrative expenses | 2,573 | 1,614
Research, development and related expenses | 486 | 476
Gain on sale of businesses | (24) | (29)
Total operating expenses | 7,271 | 5,943
Operating income | 1,007 | 1,742
Interest expense and income |  |
Other expense (income), net | 42 | 5
Income before income taxes | 965 | 1,737
Provision for income taxes | 359 | 411
Net income including noncontrolling interest | 606 | 1,326
Less: Net income attributable to noncontrolling interest | 4 | 3
Net income attributable to 3M | $ 602 | $ 1,323
Weighted average 3M common shares outstanding - basic (in shares) | 596.2 | 598.1
Earnings per share attributable to 3M common shareholders - basic (in dollars per share) | $ 1.01 | $ 2.21
Weighted average 3M common shares outstanding - diluted (in shares) | 612.7 | 612.0
Earnings per share attributable to 3M common shareholders - diluted (in dollars per share) | $ 0.98 | $ 2.16
Cash dividends paid per 3M common share (in dollars per share) | $ 1.36 | $ 1.175

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- Definition The aggregate costs incurred during an accounting period to research and develop new products/technologies when the technological feasibility has not been reached, and related expenses, which primarily include technical support provided by 3M to customers who are using existing 3M products; internally developed patent costs, which include costs and fees incurred to prepare, file, secure and maintain patents; and amortization of acquired patents. + References No definition available. + Details
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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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