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Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Exercise of stock options (shares)			53,731
Treasury stock purchases (shares)			266,753
Cash dividends on common stock (per share)	$ 0.64	$ 0.64	$ 0.64
Series H Preferred Stock [Member]
Preferred stock, dividend rate			3.50%
Series I Preferred Stock [Member]
Preferred stock, dividend rate		3.00%	3.00%
Series J Preferred Stock [Member]
Preferred stock, dividend rate	8.00%	8.00%	8.00%
Series K Preferred Stock [Member]
Preferred stock, dividend rate	6.00%	6.00%

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Stock Issued During Period, Shares, Stock Option Exercised, Excluding Cashless Exercises

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