Interest Income and Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Banking and Thrift, Interest [Abstract]
Taxable interest income	$ 72,127	$ 64,730	$ 209,688	$ 191,861
Non-taxable interest income	53	53	160	70
Dividends	112	108	373	306
Total interest income	72,292	64,891	210,221	192,237
Deposits	18,959	12,732	55,551	45,966
Short-term borrowings	224	52	1,173	155
Long-term debt	31	87	92	403
Total interest expense	$ 19,214	$ 12,871	$ 56,816	$ 46,524

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