CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parentheticals) - $ / shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash dividends per share preferred stock (in dollars per share)	$ 700.00	$ 700.00	$ 700.00
Cash dividends per share common stock (in dollars per share)	$ 1.20	$ 1.09	$ 0.96
Issuance of common stock (in shares)	220,614	192,130	181,402
Series C Preferred Stock
Cash dividends per share preferred stock (in dollars per share)			$ 2.50