STOCK-BASED COMPENSATION. (Detail) (USD $) | 3 Months Ended |
In Millions, except Share data, unless otherwise specified | Mar. 31, 2014 |
Stock options | ' |
Outstanding at beginning of year | 31,574,958 |
Exercised | -1,148,134 |
Forfeited | -286,320 |
Expired | -696 |
Outstanding at end of period | 31,886,208 |
Exercisable at end of period | 18,122,661 |
Stock options, weighted-average exercise price | ' |
Weighted-average exercise price of options outstanding at beginning of year (in dollars per option) | $52.18 |
Weighted-average exercise price of options exercised (in dollars per option) | $43.39 |
Weighted-average exercise price of options forfeited (in dollars per option) | $59.46 |
Weighted-average exercise price of options expired (in dollars per option) | $49.77 |
Weighted-average exercise price of options outstanding at end of period (in dollars per option) | $53.95 |
Weighted-average exercise price of options exercisable at end of period (in dollars per option) | $47.74 |
Restricted shares and stock units, weighted-average fair value | ' |
Weighted-average fair value of nonvested restricted shares and restricted stock units at December 31, 2013 (in dollars per share) | $67.21 |
Weighted-average fair value of restricted shares and restricted stock units vested (in dollars per share) | $69.01 |
Weighted-average fair value of restricted shares and restricted stock units forfeited (in dollars per share) | $70.05 |
Weighted-average fair value of nonvested restricted shares and restricted stock units at March 31, 2014 (in dollars per share) | $69.45 |
Future stock-based compensation expense | ' |
Second quarter 2014 (dollars) | $33.30 |
Third quarter 2014 (dollars) | 33.4 |
Fourth quarter 2014 (dollars) | 29.4 |
2015 (dollars) | 82.4 |
2016 through 2019 (dollars) | 80.4 |
Total (dollars) | $258.90 |
Time-based [Member] | ' |
Restricted shares and stock units, weighted-average fair value | ' |
Weighted-average fair value of restricted shares and restricted stock units granted (in dollars per share) | $79.91 |
Restricted shares [Member] | ' |
Restricted shares and stock units | ' |
Nonvested at December 31, 2013 | 1,877,086 |
Vested | -1,087 |
Forfeited | -89,203 |
Nonvested at March 31, 2014 | 2,158,547 |
Restricted shares [Member] | Time-based [Member] | ' |
Restricted shares and stock units | ' |
Granted | 365,751 |
Restricted shares [Member] | Performance-based [Member] | ' |
Restricted shares and stock units | ' |
Nonvested at March 31, 2014 | 49,200 |
Restricted shares [Member] | Performance-based [Member] | Performance threshold met [Member] | ' |
Restricted shares and stock units | ' |
Nonvested at March 31, 2014 | 31,200 |
Restricted stock units [Member] | ' |
Restricted shares and stock units | ' |
Nonvested at December 31, 2013 | 823,593 |
Vested | -5,283 |
Forfeited | -5,245 |
Nonvested at March 31, 2014 | 1,024,969 |
Restricted stock units [Member] | Time-based [Member] | ' |
Restricted shares and stock units | ' |
Granted | 177,179 |
Restricted stock units [Member] | Performance-based [Member] | ' |
Restricted shares and stock units | ' |
Nonvested at March 31, 2014 | 153,675 |
Restricted stock units [Member] | Performance-based [Member] | Performance threshold met [Member] | ' |
Restricted shares and stock units | ' |
Nonvested at March 31, 2014 | 90,750 |
Employee global long-term incentive plan [Member] | Performance-based [Member] | ' |
Restricted shares and stock units, weighted-average fair value | ' |
Weighted-average fair value of restricted shares and restricted stock units granted (in dollars per share) | $79.89 |
Employee global long-term incentive plan [Member] | Restricted shares [Member] | Performance-based [Member] | ' |
Restricted shares and stock units | ' |
Granted | 6,000 |
Employee global long-term incentive plan [Member] | Restricted stock units [Member] | Performance-based [Member] | ' |
Restricted shares and stock units | ' |
Granted | 34,725 |
Employee global long-term incentive plan [Member] | Semiannual [Member] | ' |
Stock options | ' |
Grants | 1,740,900 |
Stock options, weighted-average exercise price | ' |
Weighted-average exercise price of option grants (in dollars per option) | $79.89 |
Employee global long-term incentive plan [Member] | New hire [Member] | ' |
Stock options | ' |
Grants | 5,500 |
Stock options, weighted-average exercise price | ' |
Weighted-average exercise price of option grants (in dollars per option) | $82.56 |