EARNINGS PER COMMON SHARE - Additional Information (Details) - $ / shares	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Stock Options [Member]
Antidilutive shares excluded from computation of diluted earnings per share
Shares excluded from computation of diluted earnings per share	3,411,370	818,093	830,755
Shares excluded from computation of diluted earnings per share, exercise price, lower range limit (in dollars per share)	$ 83.49	$ 117.09	$ 105.12
Shares excluded from computation of diluted earnings per share, exercise price, upper range limit (in dollars per share)	$ 141.56	$ 141.56	$ 132.95
Restricted Stock Units (RSUs)
Antidilutive shares excluded from computation of diluted earnings per share
Shares excluded from computation of diluted earnings per share	48,042