Consolidated Statements of Changes in Shareholders' Equity — Unaudited (Parenthetical) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Series E Preferred Stock
Preferred stock, dividends, per share, cash paid (usd per share)	$ 0.6831	$ 0.445233	$ 1.941704	$ 1.160316
Series F Preferred Stock
Preferred stock, dividends, per share, cash paid (usd per share)	$ 0.658950	$ 0.421083	$ 1.869779	$ 1.088391