Goodwill and Intangible Assets - Schedule of Core Deposit and Other Intangibles (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 92,255	$ 61,435
Accumulated Amortization	(59,039)	(55,673)
Net Carrying Amount	33,216	5,762
Core deposit intangible
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	90,655	59,835
Accumulated Amortization	(57,732)	(54,486)
Net Carrying Amount	32,923	5,349
Customer base trust intangible
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,600	1,600
Accumulated Amortization	(1,307)	(1,187)
Net Carrying Amount	$ 293	$ 413