Earnings per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Diluted EPS:
Weighted average shares outstanding	26,988	26,733	26,451
Diluted weighted average shares	26,988	26,733	26,451
Diluted loss per common share (in dollars per share)	$ (1.94)	$ (2.39)	$ (1.18)
Basic EPS:
Net income (loss)	$ (52,361)	$ (63,900)	$ (31,224)
Weighted average shares outstanding	26,988	26,733	26,451
Basic loss per common share (in dollars per share)	$ (1.94)	$ (2.39)	$ (1.18)