CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Jun. 30, 2015	Jun. 30, 2014
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Voting common stock
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized	25,000,000	25,000,000
Common stock, issued	8,575,144	9,260,331
Common stock, outstanding	8,575,144	9,260,331
Non-voting common stock
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized	3,000,000	3,000,000
Common stock, issued	1,012,739	880,963
Common stock, outstanding	1,012,739	880,963