Net (Loss) Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Undistributed net loss available to common stockholders		$ (15,626)	$ (40,710)	$ (37,462)
Undistributed net loss available to nonvested restricted stockholders and holders of convertible preferred stock		(629)	(1,515)	(179)
Undistributed net loss available to common stockholders	$ (37,641)	$ (16,255)	$ (42,225)	$ (37,641)
Weighted average common shares outstanding - basic (in shares)		18,200,080	17,635,402	17,205,849
Shares issuable under stock options (in shares)		0	0	0
Weighted average common shares outstanding—diluted (in shares)	17,205,849	18,200,080	17,635,402	17,205,849
Net income (loss) per common share - basic (in US$ per share)	$ (2.19)	$ (0.89)	$ (2.39)	$ (2.19)
Net income (loss) per common share - diluted (in US$ per share)	$ (2.19)	$ (0.89)	$ (2.39)	$ (2.19)
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		452,537	395,069	330,627
Cumulative Preferred Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		452,667	437,165	422,193
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		426,243	376,264	73,012