STOCK COMPENSATION Non-Qualified Stock Option Transactions (Details) (Nonqualified Stock Options Member, USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Dec. 31, 2011
Nonqualified Stock Options Member
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding, beginning balance (in shares)	10,148
Granted (in shares)	1,236
Exercised (in shares)	(622)
Cancelled (in shares)	(14)
Forfeitured (in shares)	(21)
Outstanding, ending balance (in shares)	10,727
Outstanding Weighted Average Exercise Price (in dollars per share)	$ 32.54	$ 31.23
Outstanding Weighted Average Exercise Price, Granted (in dollars per share)	$ 38.74
Outstanding Weighted Average Exercise Price, Exercised (in dollars per share)	$ 23.27
Outstanding Weighted Average Exercise Price, Cancelled (in dollars per share)	$ 38.48
Outstanding Weighted Average Exercise Price, Forfeited (in dollars per share)	$ 36.37
Outstanding Aggregate Intrinsic Value	$ 86,449	$ 51,402
Exercisable options (in shares)	7,870	8,049
Exercisable weighted average exercise price (in dollars per share)	$ 30.94	$ 30.06
Exercisable Aggregate Intrinsic Value	$ 77,353	$ 50,365