v3.26.1

Stock-Based Compensation - RSU and PRSU awards (Details) - $ / shares	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
RSU Awards
Stock-Based Compensation
Non-vested awards, beginning balance (in shares)	401,535
Non-vested awards, weighted-average grant-date fair value, beginning balance (in dollars per share)	$ 16.68
Granted (in shares)	282,550	228,501
Granted, weighted-average grant-date fair value (in dollars per share)	$ 15.54
Vested (in shares)	(84,044)
Vested, weighted-average grant-date fair value (in dollars per share)	$ 17.95
Forfeited (in shares)	(5,600)
Forfeited, weighted-average grant-date fair value (in dollars per share)	$ 15.63
Non-vested awards, ending balance (in shares)	594,441
Non-vested awards, weighted-average grant-date fair value, ending balance (in dollars per share)	$ 15.97
Vested but unissued (in shares)	106,998
Vested but unissued, weighted-average grant-date fair value (in dollars per share)	$ 18.91
PRSU Awards
Stock-Based Compensation
Non-vested awards, beginning balance (in shares)	139,050
Non-vested awards, weighted-average grant-date fair value, beginning balance (in dollars per share)	$ 15.65
Granted (in shares)	77,550
Granted, weighted-average grant-date fair value (in dollars per share)	$ 15.54
Non-vested awards, ending balance (in shares)	216,600
Non-vested awards, weighted-average grant-date fair value, ending balance (in dollars per share)	$ 15.61

Represents share-based compensation arrangement by share based payment award, equity instruments other than options, vested but unissued, number.

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Represents share-based compensation arrangement by share based payment award, equity instruments other than options, vested but unissued, weighted average grant date fair value.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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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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FLUSHING FINANCIAL CORP 10-Q