STOCK-BASED COMPENSATION (Details) (USD $)	3 Months Ended	9 Months Ended		3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Restricted Stock Awards	Sep. 30, 2014 Restricted Stock Awards	Sep. 30, 2014 Stock Options	Sep. 30, 2013 Stock Options
Summary of Stock-based Compensation Plans
Total compensation expense, before taxes	$ 3,400,000		$ 9,300,000	$ 3,600,000	$ 10,400,000
Total compensation expense, net income	2,000,000		5,400,000	2,100,000	6,000,000
Cash proceeds from stock option exercises						323,000	1,500,000
Net tax benefit recognized in equity for stock compensation plans		$ 3,916,000	$ 3,301,000
Incentive shares available to be issued		3,711,498