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STOCKHOLDERS’ EQUITY - Summary of Stock Option Activity (Detail)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
$ / shares
shares
Number of options  
Number of options, Outstanding at beginning of year (in shares) | shares 25,314
Number of options, Granted (in shares) | shares 3,801
Number of options, Exercised (in shares) | shares (8,043)
Number of options, Forfeited (in shares) | shares (596)
Number of options, Expired (in shares) | shares (132)
Number of options, Outstanding at end of year (in shares) | shares 20,344
Number of options, Vested or expected to vest at end of year (in shares) | shares 20,029
Number of options , Exercisable at end of year (in shares) | shares 12,945
Stock options grant weighted-average exercise price  
Weighted-average exercise price, Outstanding at beginning of year (in dollars per share) | $ / shares $ 43.76
Weighted-average exercise price, Granted (in dollars per share) | $ / shares 75.03
Weighted-average exercise price, Exercised (in dollars per share) | $ / shares 38.52
Weighted-average exercise price, Forfeited (in dollars per share) | $ / shares 66.91
Weighted-average exercise price, Expired (in dollars per share) | $ / shares 46.44
Weighted Average Exercise Price Outstanding at end of year (in dollars per share) | $ / shares 50.99
Weighted Average Exercise Price Vested or expected to vest at end of year (in dollars per share) | $ / shares 50.66
Weighted Average Exercise Price Exercisable at end of year (in dollars per share) | $ / shares $ 41.74
Stock options grant Weighted-average remaining contractual life  
Weighted average remaining contractual life, Outstanding at end of year 6 years 1 month 6 days
Weighted average remaining contractual life, Vested or expected to vest at end of year 6 years
Weighted average remaining contractual life, Exercisable at end of year 4 years 10 months 24 days
Stock options grant aggregate intrinsic value  
Aggregate intrinsic value, outstanding, ending balance | $ $ 663,620
Aggregate intrinsic value,Vested or expected to vest at end of year | $ 660,342
Aggregate intrinsic value, Exercisable at end of year | $ $ 542,128