Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) - $ / shares	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Stockholders' Equity [Abstract]
Stock Issued During Period, Shares, Conversion of Units (28,958 shares YTD in 2026)	28,958
Stock options exercised/stock unit conversions (103,936 shares YTD in 2025)		103,936
Purchase of treasury stock (519,098 shares YTD in 2026 and 18,427 shares YTD in 2025)	519,098	18,427
Cash dividends – preferred stock (approximately $11.13 per share YTD in both 2026 and 2025, respectively.)	$ 11.13	$ 11.13
Cash dividend - Preferred Stock Dividends equivalent Per depositary Share Declared (approximately $0.28 per depository share YTD in both 2026 and 2025, respectively.)	0.28	0.28
Cash dividends – common stock ($1.00 per share YTD in 2026 and $0.95 per share YTD in 2025)	$ 1.00	$ 0.95