STOCK PLANS AND SHARE BASED COMPENSATION (Performance-based Awards and Restricted Stock Units) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Released at End of Performance Year, Maximum Percentage of Targeted Number	200.00%
Performance Based Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of performance-based awards shares released as percentage of target number, minimum	0.00%
Number of performance-based awards shares released as percentage of target number, maximum	200.00%
Reduction in number of shares available for issuance under the 2007 Plan per award granted	2.0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments [Roll Forward]
Outstanding, shares, beginning of period	102,000	0	85,000
Outstanding, weighted-average grant date fair value per share, beginning of period	$ 37.60	$ 0.00	$ 34.97
Granted, shares	102,000	102,000	98,000
Granted, weighted-average grant date fair value per share	$ 38.68	$ 37.60	$ 36.57
Vested, shares	(54,000)	0	(85,000)
Vested, weighted-average grant date fair value per share	$ 37.60	$ 0.00	$ 34.97
Change in units due to performance achievement for PSUs not earned, shares	(48,000)
Change in units due to performance achievement for PSUs not earned, weighted- average grant date fair value per share	$ 37.60
Forfeited or expired, shares	(2,000)	0	(98,000)
Forfeited or expired, weighted-average grant date fair value per share	$ 41.79	$ 0.00	$ 36.57
Outstanding, shares, end of period	100,000	102,000	0
Outstanding, weighted-average grant date fair value per share, end of period	$ 38.48	$ 37.60	$ 0.00
Outstanding, weighted-average remaining contractual term (in years)	0 years
Outstanding, aggregate intrinsic value	$ 5,560,000
Outstanding and expected to vest, shares	83,000
Outstanding and expected to vest, weighted-average remaining contractual term (in years)	0 years
Outstanding and expected to vest, aggregate intrinsic value	4,615,000
Grant date fair value of awards released	2,000,000		3,000,000
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vesting period	4 years
Reduction in number of shares available for issuance under the 2007 Plan per award granted	2.0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments [Roll Forward]
Outstanding, shares, beginning of period	573,000	458,000	260,000
Outstanding, weighted-average grant date fair value per share, beginning of period	$ 38.21	$ 36.08	$ 36.30
Granted, shares	386,000	293,000	296,000
Granted, weighted-average grant date fair value per share	$ 39.09	$ 41.06	$ 36.04
Vested, shares	(195,000)	(152,000)	(64,000)
Vested, weighted-average grant date fair value per share	$ 37.92	$ 36.48	$ 36.26
Forfeited or expired, shares	(50,000)	(26,000)	(34,000)
Forfeited or expired, weighted-average grant date fair value per share	$ 39.50	$ 36.92	$ 37.13
Outstanding, shares, end of period	714,000	573,000	458,000
Outstanding, weighted-average grant date fair value per share, end of period	$ 38.97	$ 38.21	$ 36.08
Outstanding, weighted-average remaining contractual term (in years)	1 year 4 months 21 days
Outstanding, aggregate intrinsic value	39,873,000
Outstanding and expected to vest, shares	668,000
Outstanding and expected to vest, weighted-average remaining contractual term (in years)	1 year 4 months 13 days
Outstanding and expected to vest, aggregate intrinsic value	37,311,000
Grant date fair value of awards released	$ 7,400,000	$ 5,500,000	$ 2,300,000