Goodwill and Other Intangible Assets, Summary of Core Deposit and Other Intangibles (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Dec. 31, 2024
Summary of core deposit intangibles and other intangibles
Amortization of Intangible Assets	$ 2,203	$ 2,203
Core Deposits [Member]
Summary of core deposit intangibles and other intangibles
Finite-Lived Core Deposits, Gross			$ 88,109	$ 88,109
Finite-Lived Intangible Assets, Accumulated Amortization	(67,462)		(65,260)
Finite-Lived Intangible Assets, Net, Total	20,647		22,849
Amortization of Intangible Assets	$ 2,203		$ 8,811