Fair Value Measurements - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financial assets:
Securities available for sale	$ 2,842,424	$ 2,560,818
Derivative instruments	12,865	21,867
Financial liabilities:
Derivative instruments:	11,193	17,650
Recurring
Financial assets:
Derivative instruments	24,621	47,098
Mortgage loans held for sale in loans held for sale	241,588	265,959
Total financial assets	3,108,633	2,873,875
Financial liabilities:
Contingent consideration	6,327
Derivative instruments:	21,017	41,484
Total financial liabilities	27,344
Recurring \| Securities available for sale
Financial assets:
Securities available for sale	2,842,424	2,560,818
Recurring \| Level 1
Financial assets:
Derivative instruments	0	0
Mortgage loans held for sale in loans held for sale	0	0
Total financial assets	0	0
Financial liabilities:
Contingent consideration	0
Derivative instruments:	0	0
Total financial liabilities	0
Recurring \| Level 1 \| Securities available for sale
Financial assets:
Securities available for sale	0	0
Recurring \| Level 2
Financial assets:
Derivative instruments	24,621	47,098
Mortgage loans held for sale in loans held for sale	241,588	265,959
Total financial assets	3,108,633	2,873,875
Financial liabilities:
Contingent consideration	0
Derivative instruments:	21,017	41,484
Total financial liabilities	21,017
Recurring \| Level 2 \| Securities available for sale
Financial assets:
Securities available for sale	2,842,424	2,560,818
Recurring \| Level 3
Financial assets:
Derivative instruments	0	0
Mortgage loans held for sale in loans held for sale	0	0
Total financial assets	0	0
Financial liabilities:
Contingent consideration	6,327
Derivative instruments:	0	0
Total financial liabilities	6,327
Recurring \| Level 3 \| Securities available for sale
Financial assets:
Securities available for sale	$ 0	$ 0

Fair value portion of asset recognized for present right to economic benefit.

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