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CAPITAL STOCK AND STOCK AWARD PLANS Summary of Stock Option Activity (Detail) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Options Outstanding - Number of Shares [Roll Forward]    
Outstanding, Beginning Balance (in shares) 4,704,620  
Grants (in shares) 1,493,388  
Exercised (in shares) (40,337)  
Terminated (in shares) (6,810)  
Outstanding, Ending Balance (in shares) 6,150,861 4,704,620
Vested (in shares) 1,991,263  
Exercisable (in shares) 1,991,263  
Options Outstanding - Weighted Average Exercise Price [Roll Forward]    
Outstanding, Beginning Balance (in dollars per share) $ 65.40  
Grants (in dollars per share) 63.80  
Exercised (in dollars per share) 62.30  
Terminated (in dollars per share) 66.99  
Outstanding, Ending Balance (in dollars per share) 65.03 $ 65.40
Vested (in dollars per share) 64.49  
Exercisable (in dollars per share) $ 64.49  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Roll Forward]    
Aggregate Intrinsic Value, outstanding options $ 0 $ 44,644
Vested at December 31, 2015 0  
Exercisable at December 31, 2015 $ 0  
Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Remaining Contractual Term [Roll Forward]    
Average Remaining Life, outstanding options (in years) 8 years 1 month 6 days 8 years 1 month 6 days
Vested (in years) 7 years 3 months 18 days  
Exercisable (in years) 7 years 3 months 18 days