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Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - $ / shares	3 Months Ended				12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Exercise of Stock Options (shares)					72,846	39,291
Treasury stock purchases (shares)					198,976	301,024
Cash dividends on common stock (per share)	$ 0.16	$ 0.16	$ 0.14	$ 0.14	$ 0.16
Series D Preferred Stock [Member]
Preferred stock, dividend rate					4.50%	4.50%
Series G Preferred Stock [Member]
Preferred stock, dividend rate					6.00%	6.00%
Series H Preferred Stock [Member]
Preferred stock, dividend rate					3.50%	3.50%
Series I Preferred Stock [Member]
Preferred stock, dividend rate					3.00%	3.00%

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