STOCK PLANS AND SHARE BASED COMPENSATION (Options by Exercise Price Range) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 17.18
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 42.88
Options Outstanding, Number Outstanding	1,691,120
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	4 years 4 months 24 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 27.34
Options Vested and Exercisable, Number Vested	1,543,153
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 26.13
$17.18 - $21.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 17.18
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 21.00
Options Outstanding, Number Outstanding	216,421
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	3 years 0 months 15 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 18.80
Options Vested and Exercisable, Number Vested	216,421
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 18.80
$21.14 - $23.35 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 21.14
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 23.35
Options Outstanding, Number Outstanding	320,745
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	5 years 0 months 15 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 21.29
Options Vested and Exercisable, Number Vested	320,472
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 21.29
$23.35 - $25.25 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 23.35
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 25.25
Options Outstanding, Number Outstanding	344,723
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	3 years 7 months 28 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 25.04
Options Vested and Exercisable, Number Vested	344,723
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 25.04
$25.25 - $26.86 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 25.25
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 26.86
Options Outstanding, Number Outstanding	314,185
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	2 years 3 months 11 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 26.62
Options Vested and Exercisable, Number Vested	314,185
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 26.62
$26.86 - $29.50 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 26.86
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 29.50
Options Outstanding, Number Outstanding	22,800
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	1 month 6 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 27.38
Options Vested and Exercisable, Number Vested	22,800
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 27.38
$29.50 - $30.78 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 29.50
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 30.78
Options Outstanding, Number Outstanding	8,700
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	7 years 1 month 17 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 30.63
Options Vested and Exercisable, Number Vested	3,699
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 30.43
$30.78 - $33.85 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 30.78
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 33.85
Options Outstanding, Number Outstanding	123,417
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	5 years 0 months 29 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 32.16
Options Vested and Exercisable, Number Vested	117,917
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 32.14
$33.85 - $36.95 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 33.85
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 36.95
Options Outstanding, Number Outstanding	84,750
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	7 years 1 month 17 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 36.95
Options Vested and Exercisable, Number Vested	54,999
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 36.95
$36.95 - $38.07 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 36.95
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 38.07
Options Outstanding, Number Outstanding	90,919
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	6 years 3 months 15 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 38.06
Options Vested and Exercisable, Number Vested	82,168
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 38.06
$38.07 - $42.88 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding, Exercise Price Range, Lower Range Limit	$ 38.07
Options Outstanding, Exercise Price Range, Upper Range Limit	$ 42.88
Options Outstanding, Number Outstanding	164,460
Options Outstanding, Weighted Average Remaining Contractual Term (in years)	8 years 0 months 11 days
Options Outstanding, Weighted Average Exercise Price (per share)	$ 41.89
Options Vested and Exercisable, Number Vested	65,769
Options Vested and Exercisable, Weighted Average Exercise Price (per share)	$ 41.85