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COMMON STOCK AND TREASURY STOCK (Detail) (USD $)
0 Months Ended 1 Months Ended 3 Months Ended 9 Months Ended
Oct. 28, 2014
Sep. 30, 2014
Feb. 28, 2015
Mar. 31, 2015
Mar. 31, 2015
Mar. 31, 2014
Jun. 30, 2014
May 29, 2014
Equity [Abstract]                
Common stock, shares authorized       500,000,000us-gaap_CommonStockSharesAuthorized 500,000,000us-gaap_CommonStockSharesAuthorized   500,000,000us-gaap_CommonStockSharesAuthorized  
Common stock, shares outstanding       87,968,963us-gaap_CommonStockSharesOutstanding 87,968,963us-gaap_CommonStockSharesOutstanding   88,179,448us-gaap_CommonStockSharesOutstanding  
Treasury stock, shares retired     44,768,739us-gaap_TreasuryStockSharesRetired          
Treasury stock, value of retired stock     $ 138,900,000us-gaap_TreasuryStockRetiredParValueMethodAmount          
Repurchase of common stock               75,000,000us-gaap_StockRepurchaseProgramAuthorizedAmount1
Total number of shares purchased       529,779us-gaap_StockRepurchasedDuringPeriodShares        
Average price paid per share (in usd per share)       $ 28.29us-gaap_TreasuryStockAcquiredAverageCostPerShare        
Value of total number of shares purchased       15,000,000us-gaap_StockRepurchasedDuringPeriodValue        
Estimated remaining balance available for share repurchase       60,000,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 60,000,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1      
Dividend paid, per share   $ 0.17us-gaap_CommonStockDividendsPerShareCashPaid            
Dividend paid $ 15,000,000us-gaap_PaymentsOfDividends       $ 15,020,000us-gaap_PaymentsOfDividends $ 0us-gaap_PaymentsOfDividends