STOCK PLANS AND SHARE BASED COMPENSATION (Option Activity) (Details) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2011 years	Jun. 30, 2010	Jun. 30, 2011 years segments plans	Jun. 30, 2010
Option activity under the Plans
Outstanding, shares, at January 1, 2011			4,433
Outstanding, weighted-average exercise price, at January 1, 2011			$ 22.68
Granted, shares			96
Granted, weighted-average exercise price	$ 36.95		$ 36.95
Exercised, shares			(616)
Exercised, weighted-average exercise price	$ 19.83		$ 19.83
Forfeited or expired, shares			(58)
Forfeited or expired, weighted-average exercise price			$ 25.18
Outstanding, shares, at June 30, 2011	3,855		3,855
Outstanding, weighted-average exercise price, at June 30, 2011	$ 23.46		$ 23.46
Outstanding, weighted-average remaining contractual term (in years)	4.91		4.91
Outstanding, aggregate intrinsic value	$ 57,726,000		$ 57,726,000
Exercisable, shares	3,152		3,152
Exercisable, weighted-average exercise price	$ 22.73		$ 22.73
Exercisable, weighted-average remaining contractual term (in years)			4.16
Exercisable, aggregate intrinsic value	49,480,000		49,480,000
Vested and expected to vest, shares	3,815		3,815
Vested and expected to vest, weighted-average exercise price	$ 23.38		$ 23.38
Vested and expected to vest, weighted-average remaining contractual term (in years)			4.87
Vested and expected to vest, aggregate intrinsic value	57,434,000		57,434,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	$ 5,400,000	$ 9,000,000	$ 11,600,000	$ 17,300,000