Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Stockholders' Equity [Abstract]
Stock option exercises/stock unit conversions (131,465 shares QTD and 254,093 shares YTD in 2024 and 8,483 shares QTD and 72,496 shares YTD in 2023)	131,465	8,483	254,093	72,496
Purchase of treasury stock (188,889 shares QTD and 508,176 shares YTD in 2024 and 111,956 shares QTD and 410,288 shares YTD in 2023)	188,889	111,956	508,176	410,288
Cash dividends – preferred stock (approximately $11.13 per share and $33.38 per share YTD in both 2024 and 2023)	$ 11.13	$ 11.13	$ 33.38	$ 33.38
Cash dividend - Preferred Stock Dividends equivalent Per depositary Share Declared ($0.28 QTD and $0.83 YTD during both 2024 and 2023)	0.28	0.28	0.83	0.83
Cash dividends – common stock ($0.95 per share QTD and $2.79 per share YTD in 2024 and $0.92 per share QTD and $2.66 per share YTD in 2023)	$ 0.95	$ 0.92	$ 2.79	$ 2.66