v3.25.4

Derivatives - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Derivatives - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Derivative
Termination value of derivatives in net liability position	$ 0.0
Interest rate lock commitments notional value
Derivative
Notional amount	16.7	$ 20.0
Forward contract notional value
Derivative
Notional amount	34.0	29.2
Not designated as hedging instrument \| Interest rate swap
Derivative
Notional amount	777.7	840.9
Derivative fee income from non-designated hedges	0.8	2.7
Cash flow hedges \| Designated as hedging instrument
Derivative
Notional amount	100.0
Reclassification of accumulated other comprehensive loss during the next 12 months	0.5
Fair value hedges \| Designated as hedging instrument \| Interest rate swap
Derivative
Notional amount	$ 365.2	$ 348.5

The aggregate fair value of assets needed to immediately settle the derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4H
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4H

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- Definition

The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ 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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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 20
-Name Accounting Standards Codification
-Section 25
-Paragraph 6A
-Publisher FASB
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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

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National Bank Holdings Corp 10-K