Weighted- | Average | |||||||||||
Average | Remaining | Aggregate | ||||||||||
Shares | Exercise | Contractual | Intrinsic | |||||||||
(Thousands) | Price | Term (Years) | Value | |||||||||
Outstanding at January 1, 2013 | 71,895 | $ | 81.26 | |||||||||
Granted | 13,194 | $ | 116.45 | |||||||||
Exercised | (8,377 | ) | $ | 68.20 | ||||||||
Forfeited | (1,086 | ) | $ | 93.98 | ||||||||
Outstanding at December 31, 2013 | 75,626 | $ | 88.44 | 6.12 | $ | 2,758 | ||||||
Exercisable at December 31, 2013 | 51,797 | $ | 78.52 | 5.05 | $ | 2,403 | ||||||