STOCK-BASED COMPENSATION (Details 3) (USD $)	12 Months Ended
	Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercisable (in shares)	3,011,702
Options outstanding (in shares)	4,114,822
Under $16 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of exercise price, minimum, (in dollars per share)	$ 0.00
Range of exercise price, maximum, (in dollars per share)	$ 16.00
Options exercisable (in shares)	1,039,677
Weighted average exercise price, exercisable (in dollars per share)	$ 15.04
Options outstanding (in shares)	1,039,677
Weighted average exercise price, outstanding (in dollars per share)	$ 15.04
$16-$20[Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of exercise price, minimum, (in dollars per share)	$ 16.00
Range of exercise price, maximum, (in dollars per share)	$ 20.00
Options exercisable (in shares)	751,391
Weighted average exercise price, exercisable (in dollars per share)	$ 17.85
Options outstanding (in shares)	932,041
Weighted average exercise price, outstanding (in dollars per share)	$ 18.03
Over $20 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of exercise price, minimum, (in dollars per share)	$ 20.00
Options exercisable (in shares)	1,220,634
Weighted average exercise price, exercisable (in dollars per share)	$ 21.34
Options outstanding (in shares)	2,143,104
Weighted average exercise price, outstanding (in dollars per share)	$ 21.98