XML 115 R97.htm IDEA: XBRL DOCUMENT v3.10.0.1
Stock Plans - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Shares Subject to Option        
Beginning balance (in shares) 48,434,655 53,601,612 57,034,108  
Options granted (in shares) 5,834,836 6,175,020 7,633,090  
Options exercised (in shares) [1] (9,333,271) (9,431,009) (8,883,101)  
Options cancelled (in shares) (1,117,390) (1,910,968) (2,182,485)  
Ending balance (in shares) 43,818,830 48,434,655 53,601,612  
Exercisable at end of the period (in shares) 33,902,437      
Weighted- Average Exercise or Grant Price Per Share        
Beginning balance (in dollars per share) $ 29.92 $ 28.02 $ 26.12  
Options granted (in dollars per share) 43.16 43.18 39.74  
Options exercised (in dollars per share) 25.16 26.17 24.09  
Options cancelled (in dollars per share) 42.93 38.10 35.23  
Ending balance (in dollars per share) 32.36 $ 29.92 $ 28.02  
Exercisable at end of the period (in dollars per share) $ 29.35      
Average Remaining Contractual Term        
Ending balance 5 years      
Exercisable at end of the period (in years) 4 years      
Aggregate Intrinsic Value        
Options exercised $ 170 $ 170 $ 174  
Aggregate intrinsic value 371 626 874 $ 1,068
Exercisable at end of the period 369      
Cash received from options exercised 231 257 221  
Actual tax benefit realized for the tax deductions from the option exercises $ 21 $ 31 $ 31  
Annual grant to eligible employees        
Shares Subject to Option        
Options granted (in shares) 5,666,530 6,012,140 7,517,290  
Weighted- Average Exercise or Grant Price Per Share        
Options granted (in dollars per share) $ 43.51 $ 43.20 $ 39.70  
Additional options issued        
Shares Subject to Option        
Options granted (in shares) 168,306 162,880 115,800  
Weighted- Average Exercise or Grant Price Per Share        
Options granted (in dollars per share) $ 31.40 $ 42.54 $ 42.26  
[1] Cash received from options exercised was $231 million in 2018, $257 million in 2017 and $221 million in 2016. The actual tax benefit realized for the tax deductions from the option exercises totaled $21 million in 2018, $31 million in 2017 and $31 million in 2016.