Stock-Based Compensation - Summary of the activity of restricted stock awards (Details) - Restricted Stock [Member]	6 Months Ended
	Dec. 31, 2020 $ / shares shares
Non-vested at July 1, 2020 (in shares) | shares	204,190
Granted (in shares) | shares	45,000
Vested, Shares (in shares) | shares	(41,673)
Forfeited, Shares (in shares) | shares	(86,513)
Non-vested at December 31, 2020 (in shares) | shares	121,004
Non-vested, Weighted-Average Grant Date Fair Value at July 1, 2020 (in dollars per share) | $ / shares	$ 4.41
Granted, Weighted-Average Grant Date Fair Value (in dollars per share) | $ / shares	2.95
Vested, Weighted-Average Grant Date Fair Value (in dollars per share) | $ / shares	4.57
Forfeited, Weighted-Average Grant Date Fair Value (in dollars per share) | $ / shares	4.36
Non-vested at, Weighted-Average Grant Date Fair Value at December 31, 2020 (in dollars per share) | $ / shares	$ 3.85