Derivatives and Hedging Activities - Schedule of Pretax Net Gains (Losses) of Designated Cash Flow Hedges (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Amount of Gain (Loss) Recognized in OCI	$ (8,006)	$ (114)	$ (15,830)	$ (281)
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Loss)	(443)		(1,208)
Location, Statement of Income, Balance [Axis]: us-gaap:InterestIncomeExpenseNet
Amount of Gain (Loss) Recognized in OCI	(839)	42	(2,320)	95
Cash Flow Hedge \| Location, Statement of Income, Balance [Axis]: us-gaap:InterestIncomeExpenseNet
Amount of Gain (Loss) Recognized in OCI	(443)	0	(1,208)	0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - included component	(443)	0	(1,208)	0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - excluded component	0	0	0	0
Cash Flow Hedge \| Interest rate swaps related to customer loans \| Location, Statement of Income, Balance [Axis]: us-gaap:InterestAndDividendIncomeOperating
Amount of Gain (Loss) Recognized in OCI	(8,006)		(15,830)
Amount of gain (loss) recognized in accumulated other comprehensive income - including component	(8,006)		(15,830)
Amount of gain (loss) recognized in accumulated other comprehensive income - excluding component	0		0
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Loss)	(443)	0	(1,208)	0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - included component	(443)	0	(1,208)	0
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) into income (loss) - excluded component	$ 0	0	$ 0	0
Cash Flow Hedge \| Interest rate swaps related to customer loans \| Location, Statement of Income, Balance [Axis]: us-gaap:InterestExpenseOperating
Amount of Gain (Loss) Recognized in OCI		0		0
Amount of gain (loss) recognized in accumulated other comprehensive income - including component		0		0
Amount of gain (loss) recognized in accumulated other comprehensive income - excluding component		$ 0		$ 0

Derivative Instruments Gain Loss Before Reclassification From Accumulated OCI To Excluding Income Statement Component

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Derivative Instruments Gain Loss Before Reclassification From Accumulated OCI To Including Income Statement Component

+ References

No definition available.

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- Definition

Derivative Instruments Gain Loss Reclassification From Accumulated OCI To Excluding Income Statement Component

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It represents the amount of Derivative Instruments Gain Loss Reclassification From Accumulated OCI To Including Income Statement Component.

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- Definition

Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 182
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
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-Topic 815
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-Publisher FASB
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-Topic 220
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-Section 45
-Paragraph 10A
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-10A

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Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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