NET INCOME PER SHARE (Parentheticals) (Details) (USD $)	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
6% Prior Cumulative Preferred, $5 par value
Class of Stock [Line Items]
Stated percentage of preferred stock	6.00%	6.00%
Preferred stock, par value (in dollars per share)	$ 5	$ 5
5% Convertible Cumulative Preferred, $20 par value
Class of Stock [Line Items]
Stated percentage of preferred stock	5.00%	5.00%
Preferred stock, par value (in dollars per share)	$ 20	$ 20