Stock Option Plan (Details)	12 Months Ended
	Jun. 30, 2016 $ / shares shares
Shares
Outstanding, June 30, 2015 | shares	1,385,540
Exercised | shares	(339,500)
Outstanding, June 30, 2016 | shares	1,046,040
Exercisable, June 30, 2016 | shares	1,046,040
Weighted- Average Exercise Price Per Share
Outstanding, June 30, 2015 | $ / shares	$ 11.83
Exercised | $ / shares	11.83
Outstanding, June 30, 2016 | $ / shares	11.83
Exercisable, June 30, 2016 | $ / shares	$ 11.83