v3.26.1

Subordinated Debentures Issued through Trusts (Details)	Dec. 09, 2025 USD ($)	Aug. 22, 2024 USD ($)	Sep. 28, 2018 USD ($)	Mar. 17, 2004 USD ($) qtr	Dec. 31, 2025	Dec. 31, 2024
Northpointe Statutory Trust I
Subordinated Borrowing [Line Items]
Cumulative preferred securities (in shares)				$ 5,000
Trust preferred securities (in USD per share)				$ 1,000
Subordinated debentures issued through trusts
Subordinated Borrowing [Line Items]
Deferral term \| qtr				20
Subordinated Debt
Subordinated Borrowing [Line Items]
Face amount	$ 70,000,000.0	$ 25,000,000.0	$ 15,000,000.0
Subordinated Debt \| Secured Overnight Financing Rate (SOFR)
Subordinated Borrowing [Line Items]
Adjustment rate			4.03%
Interest rate, variable	4.24%	5.50%
Subordinated Debt \| LIBOR
Subordinated Borrowing [Line Items]
Interest rate, variable			3.765%
Subordinated Debt \| Subordinated debentures issued through trusts
Subordinated Borrowing [Line Items]
Face amount				$ 5,000
Fixed interest rate					6.70%	7.40%
Maturity				30 years
Term				5 years
Subordinated Debt \| Subordinated debentures issued through trusts \| Secured Overnight Financing Rate (SOFR)
Subordinated Borrowing [Line Items]
Adjustment rate				0.26161%
Subordinated Debt \| Subordinated debentures issued through trusts \| SOFR Adjustment
Subordinated Borrowing [Line Items]
Interest rate, variable				2.79%
Subordinated Debt \| Subordinated debentures issued through trusts \| LIBOR
Subordinated Borrowing [Line Items]
Interest rate, variable				2.79%

Debt Instrument, Distribution Deferral Period

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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.

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NORTHPOINTE BANCSHARES INC 10-K