Note 13 - Stock Based Compensation - Non-vested Restricted Stock Activity (Details) - Restricted Stock [Member]	12 Months Ended
	Jun. 30, 2019 $ / shares shares
Non-vested – beginning of period (in shares) | shares	962,273
Non-vested – beginning of period, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 7.72
Granted (in shares) | shares	953,066
Granted, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 12.74
Vested (in shares) | shares	(411,600)
Vested, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 7.91
Forfeited (in shares) | shares	(65,147)
Forfeited, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 11.62
Non-vested - end of period (in shares) | shares	1,438,592
Non-vested - end of period, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 10.81