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DIVIDENDS AND STOCK REPURCHASE PROGRAMS (Cash Dividends Declared) (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Cash Dividends Declared per Common Share $ 0.18 $ 0 $ 0.18 $ 0 $ 0.18 $ 0 $ 0.18 $ 0 $ 0.36 $ 0.36 $ 0.34
Total Dividend Amount                 $ 22,977 $ 23,230 $ 21,903
November 6, 2014                      
Declaration Date                 Nov. 06, 2014    
Record Date                 Dec. 05, 2014    
Payment Date                 Dec. 26, 2014    
Cash Dividends Declared per Common Share                 $ 0.18    
Total Dividend Amount                 $ 11,641    
May 14, 2015                      
Declaration Date                 May 14, 2015    
Record Date                 Jun. 05, 2015    
Payment Date                 Jun. 26, 2015    
Cash Dividends Declared per Common Share                 $ 0.18    
Total Dividend Amount                 $ 11,589    
November 5, 2015                      
Declaration Date                 Nov. 05, 2015    
Record Date                 Dec. 04, 2015    
Payment Date                 Dec. 23, 2015    
Cash Dividends Declared per Common Share                 $ 0.18    
Total Dividend Amount                 $ 11,563    
May 11, 2016                      
Declaration Date                 May 11, 2016    
Record Date                 Jun. 03, 2016    
Payment Date                 Jun. 24, 2016    
Cash Dividends Declared per Common Share                 $ 0.18    
Total Dividend Amount                 $ 11,414