Share-Based Compensation (Summary of Stock Option Activity) (Details) - $ / shares	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding at beginning of period	90,834	106,668
Options granted
Options canceled or expired		(8,334)
Options exercised	(33,834)	(7,500)
Outstanding at end of period	57,000	90,834
Stock Options Exercisable at end of period	57,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Outstanding at beginning of period (in dollars per share)	$ 1.95	$ 2.41
Options granted (in dollars per share)
Options canceled or expired (in dollars per share)		7.65
Options exercised (in dollars per share)	2.07	2.14
Outstanding at end of period (in dollars per share)	1.88	$ 1.95
Stock Options Exercisable at end of period (in dollars per share)	$ 1.88