Goodwill and Other Intangible Assets - Summary of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	$ 90,162	$ 90,162
Accumulated Amortization	(77,137)	(76,057)
Net Carrying Amount	13,025	14,105
Core deposit intangibles
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	82,492	82,492
Accumulated Amortization	(72,699)	(71,881)
Net Carrying Amount	9,793	10,611
Customer relationship intangible
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	7,670	7,670
Accumulated Amortization	(4,438)	(4,176)
Net Carrying Amount	$ 3,232	$ 3,494