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ACCELERATED SHARE REPURCHASE (Details) - Accelerated Share Repurchase - USD ($)
shares in Millions, $ in Millions
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 13, 2013
Feb. 28, 2014
Jun. 30, 2014
Sep. 30, 2013
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2013
Aug. 24, 2013
Accelerated Share Repurchases [Line Items]                
Accelerated share repurchase amount               $ 500.0
Pursuant discount percentage               0.94%
Treasury shares acquired 1.2 1.2 8.5 6.1 8.5      
Treasury shares value acquired       $ 350.0     $ 425.0  
Value of stock repurchased as percentage of total amount of shares estimated under accelerated share repurchase agreement       70.00%        
Accelerated share repurchase program adjustment           $ 75.0 $ 75.0