0000066740 3M Company 0001558370-17-000479 http://www.sec.gov/Archives/edgar/data/66740/000155837017000479/mmm-20161231.xml http://www.sec.gov/Archives/edgar/data/66740/000155837017000479/0001558370-17-000479-index.htm https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/66740/000155837017000479/mmm-20161231.xml Merrill 10-K