Stock-Based Compensation (Summarized Stock Option Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Number of shares, Beginning Balance	1,294,832	1,331,651	864,579
Granted, Number of shares	137,620	560,000	561,000
Exercised	(249,521)	(17,335)
Forfeitures, Number of shares	(256,706)	(729,484)	(93,928)
Outstanding, Number of shares, Ending Balance	926,225	1,294,832	1,331,651	864,579
Exercisable, Number of Shares	380,674
Vested and expected to vest, Number of shares	926,225
Outstanding, Weighted average exercise price, Beginning Balance	$ 3.93	$ 5.83	$ 7.81
Granted, Weighted average exercise price	4.87		3.07
Exercised, Weighted average exercise price	3.05	3.07
Forfeitures, Weighted average exercise price	4.53	6.65	7.50
Outstanding, Weighted average exercise price, Ending Balance	4.14	$ 3.93	$ 5.83	$ 7.81
Exercisable, Weighted average exercise price	5.00
Vested and expected to vest, Weighted average exercise price	$ 4.14
Outstanding, Weighted average remaining contractual term (in years)	6 years 7 months 6 days	7 years 8 months 4 days	7 years 6 months 21 days	7 years 18 days
Granted, Weighted average remaining contractual term (in years)	10 years		10 years
Exercisable, Weighted average remaining contractual term (in years)	5 years 5 months 15 days
Vested and expected to vest, Weighted average remaining contractual term (in years)	6 years 7 months 6 days
Outstanding, Aggregate intrinsic value, Beginning Balance	$ 1,624
Granted, Aggregate intrinsic value	235		$ 676
Vested and expecting to vest, Aggregate intrinsic value	1,249
Exercised, Aggregate intrinsic value	470	$ 35
Exercisable, Aggregate intrinsic value	163
Outstanding, Aggregate intrinsic value, Ending Balance	$ 1,249	$ 1,624
Outstanding, Weighted average grant date fair value, Beginning Balance	$ 1.45	$ 2.01	$ 2.62
Granted, Weighted average grant date fair value	1.71		1.20
Forfeitures, Weighted average grant date fair value	1.69	2.24	2.81
Outstanding, Weighted average grant date fair value, Ending Balance	$ 1.60	$ 1.45	$ 2.01	$ 2.62
August 2020 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted, Number of shares		150,000
Granted, Weighted average exercise price		$ 3.50
Granted, Weighted average remaining contractual term (in years)		3 years
Granted, Aggregate intrinsic value		$ 166
Granted, Weighted average grant date fair value		$ 1.11
November 2020 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted, Number of shares		560,000
Granted, Weighted average exercise price		$ 3.01
Granted, Weighted average remaining contractual term (in years)		10 years
Granted, Aggregate intrinsic value		$ 691
Granted, Weighted average grant date fair value		$ 1.23