Stock-based Compensation (Schedule of Changes in Non-Vested Stock Options) (Details)	12 Months Ended
	Jun. 30, 2019 $ / shares shares
Share-based Payment Arrangement [Abstract]
Non-vested, beginning balance | shares	87,605
Granted | shares	55,589
Vested | shares	(36,350)
Forfeited or expired | shares	(2,630)
Non-vested, ending balance | shares	104,214
Balance, beginning | $ / shares	$ 3.65
Granted | $ / shares	5.13
Vested | $ / shares	4.64
Forfeited or expired | $ / shares	4.35
Outstanding, ending | $ / shares	$ 4.08