Consolidated Statement of Changes In Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended	9 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Purchase of treasury stock, shares (in shares)	4,332,000		4,332	4,014,000
Cash dividends declared, per share (in dollars per share)	$ 0.10	$ 0.10	$ 0.30	$ 0.20

Number of shares that have been repurchased during the period and are being held in treasury.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration