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Segment Reporting, Reconciliation of Segment Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Segment Reconciliation [Abstract]
Assets	$ 6,638,129	$ 6,193,245
Operating Segments [Member] | Community Banking Services [Member]
Segment Reconciliation [Abstract]
Assets	6,631,839	6,186,518
Operating Segments [Member] | Holding Company [Member]
Segment Reconciliation [Abstract]
Assets	896,557	822,851
Elimination of Subsidiary and Parent Cash and Intercompany Receivables [Member]
Segment Reconciliation [Abstract]
Assets	(4,082)	(3,779)
Elimination of Investment in Subsidiaries [Member]
Segment Reconciliation [Abstract]
Assets	$ (886,185)	$ (812,345)

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Amount of asset recognized for present right to economic benefit.

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