Summary Of Significant Accounting Policies (Computation of Earnings Per Share) (Details) - shares shares in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Summary Of Significant Accounting Policies [Abstract]
Basic shares	6,329	7,200	7,956
Stock options	113	151
Long-term incentive plan	61	117
Potential common shares, total	174	268
Diluted shares	6,503	7,468	7,956
Anti-dilutive shares	67	671	634