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SUBSEQUENT EVENTS - Narrative (Details) - $ / shares
9 Months Ended
May 08, 2019
Feb. 08, 2019
Nov. 07, 2018
Aug. 21, 2018
Mar. 31, 2019
Debt Instrument [Line Items]          
Common stock, dividends, per share, declared (in dollars per share)   $ 0.125 $ 0.125 $ 0.125 $ 0.375
Subsequent Event          
Debt Instrument [Line Items]          
Common stock, dividends, per share, declared (in dollars per share) $ 0.125        
Dividend reinvestment program, option to receive dividend, percentage in cash 50.00%        
Dividend reinvestment program, option to receive dividend, percentage in common stock 50.00%