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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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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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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 12 - Capital Stock (Details Textual)			1 Months Ended	12 Months Ended
Note 12 - Capital Stock (Details Textual)	Jul. 23, 2024 USD ($)	May 09, 2024 USD ($) $ / shares shares	May 31, 2024 shares	Dec. 31, 2024 USD ($) $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 shares	Dec. 08, 2022 USD ($)	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
Proceeds from Issuance of Common Stock \| $				$ 0	$ 37,526,663
Treasury Stock, Value, Acquired, Cost Method \| $				$ 1,589,322
Class of Warrant or Right, Outstanding (in shares)				53,562	105,556	105,556
Payments for Repurchase of Equity \| $				$ 18,350,693	$ (0)
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)				52,778
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)				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
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
Common Class A [Member] \| Separation Agreement [Member]
Stock Repurchased During Period, Shares (in shares)		210,000
Common Class A [Member] \| At The Market Offering [Member]
Stock Issued During Period, Shares, New Issues (in shares)					1,532,065
Proceeds from Issuance of Common Stock \| $					$ 37,526,663
Commission, Percent of Gross Sales Price Per Share					3.00%
Common Class A [Member] \| At The Market Offering [Member] \| Maximum [Member]
Equity Offering Program, Aggregate Share Price \| $				$ 100,000,000			$ 100,000,000
Common Class A [Member] \| Share Repurchase Program [Member]
Treasury Stock, Shares, Acquired (in shares)				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 \| $				$ 1,589,322
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
Common Stock, Voting Rights Per Share				10
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