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Consolidated Statement of Changes in Stockholders' Equity (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Treasury stock purchases (shares)	44,598	67,782	45,113	97,875
Cash dividends on common stock (per share)	$ 0.16	$ 0.14	$ 0.32	$ 0.28
Series D Preferred Stock [Member]
Preferred stock, dividend rate	4.50%	4.50%	4.50%	4.50%	4.50%
Series G Preferred Stock [Member]
Preferred stock, dividend rate		6.00%		6.00%	6.00%
Series H Preferred Stock [Member]
Preferred stock, dividend rate	3.50%	3.50%	3.50%	3.50%	3.50%
Series I Preferred Stock [Member]
Preferred stock, dividend rate	3.00%		3.00%		3.00%

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Aggregate dividends paid during the period for each share of common stock outstanding.

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