Allowance for Credit Losses - Rollforward of the Reserve for Unfunded Commitments (Details) - Unfunded Loan Commitment [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	$ 34,813	$ 36,199	$ 35,605	$ 33,835
Provision	(1,400)		(2,192)	2,364
Reserve for unfunded commitments, ending balance	33,413	36,199	33,413	36,199
Commercial and Industrial
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	8,792	7,153	9,116	7,811
Provision	(845)	(799)	(1,169)	(1,457)
Reserve for unfunded commitments, ending balance	7,947	6,354	7,947	6,354
Commercial Real Estate Portfolio Segment [Member]
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	1,873	1,692	1,787	2,004
Provision	(438)	299	(352)	(13)
Reserve for unfunded commitments, ending balance	1,435	1,991	1,435	1,991
Construction
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	6,897	8,952	8,048	7,470
Provision	225	837	(926)	2,319
Reserve for unfunded commitments, ending balance	7,122	9,789	7,122	9,789
Real Estate Loan [Member]
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance		17	24	30
Provision		2	(16)	(11)
Reserve for unfunded commitments, ending balance	8	19	8	19
Residential Lending: Home Equity Line
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	17,187	18,336	16,589	16,483
Provision	(308)	(321)	290	1,532
Reserve for unfunded commitments, ending balance	16,879	18,015	16,879	18,015
Residential Portfolio Segment [Member]
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	14
Provision	(6)
Reserve for unfunded commitments, ending balance	8		8
Consumer
Reserve for unfunded commitments:
Reserve for unfunded commitments, beginning balance	50	49	41	37
Provision	(28)	(18)	(19)	(6)
Reserve for unfunded commitments, ending balance	$ 22	$ 31	$ 22	$ 31