Years Ended December 31 | 2013 | 2012 | 2011 | ||||||||
Basic Earnings per Common Share | |||||||||||
Net income attributable to Merck & Co., Inc. | $ | 4,404 | $ | 6,168 | $ | 6,272 | |||||
Less: Income allocated to participating securities | — | 3 | 15 | ||||||||
Net income allocated to common shareholders | $ | 4,404 | $ | 6,165 | $ | 6,257 | |||||
Average common shares outstanding | 2,963 | 3,041 | 3,071 | ||||||||
$ | 1.49 | $ | 2.03 | $ | 2.04 | ||||||
Earnings per Common Share Assuming Dilution | |||||||||||
Net income attributable to Merck & Co., Inc. | $ | 4,404 | $ | 6,168 | $ | 6,272 | |||||
Less: Income allocated to participating securities | — | 3 | 15 | ||||||||
Net income allocated to common shareholders | $ | 4,404 | $ | 6,165 | $ | 6,257 | |||||
Average common shares outstanding | 2,963 | 3,041 | 3,071 | ||||||||
Common shares issuable (1) | 33 | 35 | 23 | ||||||||
Average common shares outstanding assuming dilution | 2,996 | 3,076 | 3,094 | ||||||||
$ | 1.47 | $ | 2.00 | $ | 2.02 | ||||||
(1) | Issuable primarily under share-based compensation plans. |