STOCK REPURCHASE PROGRAM (Details) (USD $)	0 Months Ended	3 Months Ended	9 Months Ended
	Oct. 30, 2014	Sep. 30, 2014	Sep. 30, 2014	Sep. 30, 2013
STOCK REPURCHASE PROGRAM
Number of shares repurchased		600,000	1,400,000
Aggregate amount of share repurchases (in dollars)		$ 37,600,000	$ 90,517,000	$ 80,222,000
Remaining authorization to repurchase additional shares		2,600,000	2,600,000
Share repurchases authorized amount	$ 350,000,000