XML 68 R57.htm IDEA: XBRL DOCUMENT v3.7.0.1
Equity - Shareholders' Equity (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Shares, beginning balance (in shares)     3,577,103,522  
Equity, beginning balance     $ 40,308 $ 44,767
Net income attributable to Merck & Co., Inc. $ 1,946 $ 1,205 3,496 2,330
Other comprehensive income, net of taxes     132 62
Cash dividends declared on common stock     (2,583) (2,557)
Treasury stock shares purchased     (2,153) (1,573)
Share-based compensation plans and other     483 419
Acquisition of Vallée     25  
Net income attributable to noncontrolling interests $ 5 4 11 9
Distributions attributable to noncontrolling interests     $ (7) (11)
Shares, ending balance (in shares) 3,577,103,522   3,577,103,522  
Equity, ending balance $ 39,712 $ 43,446 $ 39,712 $ 43,446
Common Stock        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Shares, beginning balance (in shares)     3,577,000,000 3,577,000,000
Equity, beginning balance     $ 1,788 $ 1,788
Shares, ending balance (in shares) 3,577,000,000 3,577,000,000 3,577,000,000 3,577,000,000
Equity, ending balance $ 1,788 $ 1,788 $ 1,788 $ 1,788
Other Paid-In Capital        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity, beginning balance     39,939 40,222
Share-based compensation plans and other     (163) (311)
Equity, ending balance 39,776 39,911 39,776 39,911
Retained Earnings        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity, beginning balance     44,133 45,348
Net income attributable to Merck & Co., Inc.     3,496 2,330
Cash dividends declared on common stock     (2,583) (2,557)
Equity, ending balance 45,046 45,121 45,046 45,121
Accumulated Other Comprehensive Loss        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity, beginning balance     (5,226) (4,148)
Other comprehensive income, net of taxes     132 62
Equity, ending balance $ (5,094) $ (4,086) $ (5,094) $ (4,086)
Treasury Stock        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Shares, beginning balance (in shares)     828,000,000 796,000,000
Equity, beginning balance     $ (40,546) $ (38,534)
Treasury stock shares purchased (in shares)     34,000,000 30,000,000
Treasury stock shares purchased     $ (2,153) $ (1,573)
Share-based compensation plans and other (in shares)     (12,000,000) (15,000,000)
Share-based compensation plans and other     $ 646 $ 730
Shares, ending balance (in shares) 850,000,000 811,000,000 850,000,000 811,000,000
Equity, ending balance $ (42,053) $ (39,377) $ (42,053) $ (39,377)
Non- Controlling Interests        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity, beginning balance     220 91
Acquisition of Vallée     25  
Net income attributable to noncontrolling interests     11 9
Distributions attributable to noncontrolling interests     (7) (11)
Equity, ending balance $ 249 $ 89 $ 249 $ 89