(Loss) Earnings Per Share (Narrative) (Details) - $ / shares	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Options exercise price range, lower limit	$ 3.01
Options exercise price range, upper limit	$ 11.23
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Options outstanding not included in computation of diluted earnings per share	112,783	191,448
Securities excluded from computation of earnings per share, where exercise price greater than average market price	276,616	186,999	282,832
Options exercise price range, lower limit	$ 4.87	$ 6.20	$ 6.20
Options exercise price range, upper limit	$ 11.23	$ 11.23	$ 11.23