Accumulated Other Comprehensive Loss (Components of Other Comprehensive (Loss) Income (Details) - USD ($) $ in Thousands	3 Months Ended								9 Months Ended
	Sep. 30, 2024		Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023		Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024		Sep. 30, 2023
Other comprehensive (loss) income, Pre-tax Amount	$ 31,925				$ (36,187)				$ 24,083		$ (32,134)
Other comprehensive income (loss), Tax Effect	8,180				(9,270)				6,171		(8,232)
Total other comprehensive income (loss), net of tax	23,745		$ 490	$ (6,323)	(26,917)		$ (7,100)	$ 10,115	17,912		(23,902)
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Including Noncontrolling Interest [Member]
Other comprehensive (loss) income, before Reclassifications, Pre-tax Amount	34,176				(36,914)				25,228		(34,279)
Reclassification, Pre-tax Amount	13	[1]			16	[2]			40	[1]	51	[2]
Other comprehensive (loss) income, Pre-tax Amount	34,189				(36,898)				25,268		(34,228)
Other comprehensive income (loss), before Reclassifications, Tax Effect	8,756				(9,457)				6,463		(8,782)
Reclassification, Tax Effect	3	[1]			4	[2]			10	[1]	13	[2]
Other comprehensive income (loss), Tax Effect	8,759				(9,453)				6,473		(8,769)
Other comprehensive income (loss), before Reclassifications, Net-of-tax Amount	25,420				(27,457)				18,765		(25,497)
Amounts reclassified from accumulated other comprehensive income	10	[1]			12	[2]			30	[1]	38	[2]
Total other comprehensive income (loss), net of tax	25,430				(27,445)				18,795		(25,459)
Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest [Member]
Other comprehensive (loss) income, Pre-tax Amount	(2,488)				518				(1,856)		1,514
Other comprehensive income (loss), Tax Effect	(637)				133				(475)		388
Total other comprehensive income (loss), net of tax	(1,851)				385				(1,381)		1,126
Accumulated Defined Benefit Plans Adjustment, Net Prior Service Including Portion Attributable to Noncontrolling Interest [Member]
Other comprehensive (loss) income, Pre-tax Amount	(134)				(123)				(402)		(368)
Other comprehensive income (loss), Tax Effect	(34)				(31)				(103)		(94)
Total other comprehensive income (loss), net of tax	(100)				(92)				(299)		(274)
Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Including Portion Attributable to Noncontrolling Interest [Member]
Other comprehensive (loss) income, Pre-tax Amount	358				316				1,073		948
Other comprehensive income (loss), Tax Effect	92				81				276		243
Total other comprehensive income (loss), net of tax	266				235				797		705
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]
Other comprehensive (loss) income, Pre-tax Amount	224				193				671		580
Other comprehensive income (loss), Tax Effect	58				50				173		149
Total other comprehensive income (loss), net of tax	$ 166				$ 143				$ 498		$ 431

[1] Includes amounts related to the amortization/accretion of unrealized net gains and losses related to the Company’s reclassification of available for sale investment securities to the held to maturity category. The unrealized net gains/losses will be amortized/accreted over the remaining life of the investment securities as an adjustment of yield.

[2] Includes amounts related to the amortization/accretion of unrealized net gains and losses related to the Company’s reclassification of available for sale investment securities to the held to maturity category. The unrealized net gains/losses will be amortized/accreted over the remaining life of the investment securities as an adjustment of yield.