CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY (Parentheticals) - $ / shares	3 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022
CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY
Issuance of common stock to non-employee directors (in shares)				(5,988)
Issuance of restricted stock units to non-employee directors (in shares)	(4,604)
Provision for restricted stock units to non-employee directors (in shares)		(2,302)
Dividends paid (in dollars per share)	$ 0.18	$ 0.18	$ 0.18	$ 0.18