Consolidated Statements of Shareholders' Equity (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Cash dividends declared
Common stock, dividend per share (in dollars per share)	$ 0.52	$ 0.43	$ 1.04	$ 0.86
Series B Preferred Stock
Cash dividends declared
Preferred stock, dividend per share (in dollars per share)		9,054.38		18,379.6
Series C Preferred Stock
Cash dividends declared
Preferred stock, dividend per share (in dollars per share)		$ 8,864.92		$ 17,618.67
Series D Preferred Stock
Cash dividends declared
Preferred stock, dividend per share (in dollars per share)	$ 9,072.22		$ 17,947.22