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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parentheticals) - $ / shares
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY      
Dividends declared per share $ 0.48 $ 0.48 $ 0.46