The value of the warrants exercised.

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Represents the maximum number of debt securities and warrants.

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Represents the amount of consideration transferred as part of a securities repurchase agreement.

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Represents the equity issued for a securities repurchase agreement.

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Shares authorized to be repurchased as a percentage of the average daily volume of outstanding shares.

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The number of shares of common stock registered by certain selling shareholders.

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Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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Number of warrants or rights outstanding.

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No definition available.

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Face amount or stated value per share of common stock.

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Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Other employee benefit expense includes, but is not limited to, service component of net periodic benefit cost for defined benefit plan. Excludes compensation cost in cost of good and service sold.

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The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.

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Number of shares issued pursuant to the terms of a deferred compensation arrangement.

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The cash outflow to reacquire common and preferred stock.

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The cash inflow associated with the amount received from holders exercising their stock warrants.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Note 10 - Capital Stock (Details Textual)				1 Months Ended	3 Months Ended	9 Months Ended		14 Months Ended
Note 10 - Capital Stock (Details Textual)	Jan. 10, 2025 USD ($)	Jul. 23, 2024 USD ($)	May 09, 2024 USD ($) $ / shares shares	May 31, 2024 shares	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) $ / shares shares	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) $ / shares shares	Dec. 31, 2024 $ / shares shares	May 31, 2022 shares	Apr. 25, 2022 $ / shares shares
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares											$ 0.001
Offering of Debt Securities and Warrants, Maximum (in shares)											500,000,000
Treasury Stock, Value, Acquired, Cost Method \| $					$ 1,380,180
Class of Warrant or Right, Outstanding (in shares)						0		0	53,562
Payments for Repurchase of Equity \| $						$ 87,170	$ 18,141,551
Separation Agreement [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares			$ 0.0001
Securities Repurchase Agreement, Consideration Transferred \| $			$ 9,175,605
Payments for Repurchase of Equity \| $			$ 8,800,480
Stock Issued During Period, Shares, Repurchase of Equity (in shares)			36,705
Deferred Compensation Arrangement with Individual, Shares Issued (in shares)			200,000
Severance Costs \| $			$ 960,000
Deferred Compensation Arrangement with Individual, Recorded Liability \| $			75,000
Compensation Expense, Excluding Cost of Good and Service Sold \| $			$ 250,000
Warrants for Common Class B Stock [Member]
Class of Warrant or Right, Outstanding (in shares)									53,562
Common Stock, Voting Rights Per Share									10
Class of Warrant or Right, Exercised Shares, Value \| $	$ 52,778
Proceeds from Warrant Exercises \| $	$ 525,000
Warrants for Common Class B Stock [Member] \| Separation Agreement [Member]
Class of Warrant or Right, Repurchased During the Period (in shares)			51,994
Warrants for Common Class A Stock [Member]
Class of Warrant or Right, Outstanding (in shares)						0		0	784
Boulderado [Member] \| Separation Agreement [Member]
Securities Repurchase Agreement, Consideration Transferred \| $			$ 9,951,113
Payments for Repurchase of Equity \| $			$ 7,960,891
Common Class A [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares						$ 0.001		$ 0.001	$ 0.001
Maximum Shares of Common Stock Registered by Certain Selling Shareholders (in shares)											8,297,093
Shares of Common Stock Registered by Certain Selling Shareholders (in shares)						8,555,957		8,555,957
Common Class A [Member] \| Separation Agreement [Member]
Stock Repurchased During Period, Shares (in shares)			210,000
Common Class A [Member] \| Share Repurchase Program [Member]
Treasury Stock, Shares, Acquired (in shares)						0		111,323
Share Repurchase Program, Authorized, Amount \| $		$ 20,000,000
Share Repurchase Program, Authorized, Percentage of Outstanding Shares		25.00%
Treasury Stock, Value, Acquired, Cost Method \| $								$ 1,600,000
Common Class A [Member] \| Boulderado and Magnolia [Member]
Maximum Shares of Common Stock Registered by Certain Selling Shareholders (in shares)										1,018,660
Treasury Stock, Shares, Acquired (in shares)				522,231
Common Class B [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares						$ 0.001		$ 0.001	$ 0.001
Common Class B [Member] \| Separation Agreement [Member]
Stock Repurchased During Period, Shares (in shares)			527,780
Sky Harbour Group Corporation Class A Common Stock [Member] \| Boulderado [Member] \| Separation Agreement [Member]
Securities Repurchase Agreement, Equity Issued (in shares)			194,738