Reclassification of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Supplemental Comprehensive Income Disclosures [Abstract]
Unrealized holding gains on securities arising during the period	$ 4,469	$ (1,919)	$ 21,562	$ (11,794)
Reclassification adjustment for gains on securities included in net income	0	5,535	5,142	5,535
Total unrealized gains on securities	4,469	3,616	26,704	(6,259)
Unrealized holding gains on securities arising during the period	939	(402)	4,528	(2,476)
Reclassification adjustment for gains on securities included in net income	0	1,162	1,080	1,162
Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax	939	760	5,608	(1,314)
Total other comprehensive (loss) income	6,360	7,191	33,372	(2,101)
Other Comprehensive Income (Loss), Tax	1,336	1,510	7,008	(441)
Other comprehensive income (loss) before reclassification adjustment	3,530	(1,517)	17,034	(9,318)
Reclassification adjustment for gains on securities included in net income	0	(4,373)	(4,062)	(4,373)
Total unrealized (losses) gains on securities	3,530	2,856	21,096	(4,945)
Total other comprehensive (loss) income	5,024	5,681	26,364	(1,660)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(76,150)	(113,416)	(76,150)	(113,416)	$ (81,174)	$ (102,514)	$ (119,097)	$ (111,756)
Other comprehensive income (loss) before reclassification adjustment	3,530	(1,517)	17,034	(9,318)
Amounts reclassified from accumulated other comprehensive income (loss)	0	4,373	4,062	4,373
Total other comprehensive (loss) income	5,024	5,681	26,364	(1,660)
Unrealized holding gains (losses) on securities arising during the period	4,469	(1,919)	21,562	(11,794)
Unrealized holding gains on securities arising during the period	939	(402)	4,528	(2,476)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax	0	(5,535)	(5,142)	(5,535)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	0	(1,162)	(1,080)	(1,162)
Reclassification adjustment for gains on securities included in net income	0	(4,373)	(4,062)	(4,373)
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, before Tax	4,469	3,616	26,704	(6,259)
Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax	939	760	5,608	(1,314)
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax	3,530	2,856	21,096	(4,945)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax	(397)	(750)	(1,400)	(873)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	1,891	3,575	6,668	4,158
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	1,494	2,825	5,268	3,285
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax	(397)	(750)	(1,400)	(873)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax	1,891	3,575	6,668	4,158
Other Comprehensive Income (Loss), before Tax	6,360	7,191	33,372	(2,101)
Other Comprehensive Income (Loss), Tax	1,336	1,510	7,008	(441)
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Supplemental Comprehensive Income Disclosures [Abstract]
Total other comprehensive (loss) income	3,530	2,856	21,096	(4,945)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(73,307)	(97,285)	(73,307)	(97,285)	(76,837)	(94,403)	(100,141)	(92,340)
Amounts reclassified from accumulated other comprehensive income (loss)	0	4,373	4,062	4,373
Total other comprehensive (loss) income	3,530	2,856	21,096	(4,945)
Accumulated Defined Benefit Plans Adjustment [Member]
Supplemental Comprehensive Income Disclosures [Abstract]
Total other comprehensive (loss) income	0	0	0	0
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	339	344	339	344	339	339	344	344
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Total other comprehensive (loss) income	0	0	0	0
Accumulated Other Comprehensive Income (Loss), net [Member]
Supplemental Comprehensive Income Disclosures [Abstract]
Total other comprehensive (loss) income	5,024	5,681	26,364	(1,660)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total other comprehensive (loss) income	5,024	5,681	26,364	(1,660)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent
Supplemental Comprehensive Income Disclosures [Abstract]
Total other comprehensive (loss) income	1,494	2,825	5,268	3,285
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	(3,182)	(16,475)	(3,182)	(16,475)	$ (4,676)	$ (8,450)	$ (19,300)	$ (19,760)
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Total other comprehensive (loss) income	1,494	2,825	5,268	3,285
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	$ 1,494	$ 2,825	$ 5,268	$ 3,285