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Note 20 - Subsequent Events (Details Textual) - USD ($)						3 Months Ended	12 Months Ended
	Apr. 06, 2021	Apr. 01, 2021	Jan. 26, 2021	Jan. 25, 2021	Jan. 20, 2021	Mar. 29, 2021	Dec. 31, 2020	Dec. 31, 2019
Equity Securities, FV-NI							$ 64,036,482	$ 55,907,927
Proceeds from Issuance of Common Stock							$ 59,549,751	$ 32,204,732
Subsequent Event [Member]
Proceeds from Sale of Debt and Equity Securities, FV-NI, Held-for-investment						$ 34,600,000
Subsequent Event [Member] | Thomas Outdoors, LLC [Member]
Payments to Acquire Productive Assets, Total			$ 6,102,508
Subsequent Event [Member] | Dream Finders Homes, Inc. [Member]
Proceeds from Collection of Notes Receivable				$ 20,567,776
Subsequent Event [Member] | DFH Class A Common Stock [Member]
Equity Securities, FV-NI, Shares, Acquired from Conversion (in shares)					4,681,099
Equity Securities, FV-NI, Shares, Purchase (in shares)					120,000
Equity Securities, FV-NI, Shares, Purchase, Price Per Share (in dollars per share)					$ 13.00
Subsequent Event [Member] | DFH Class A Common Stock [Member] | Minimum [Member]
Equity Securities, FV-NI					$ 111,000,000
Common Class A [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share)							$ 0.001	$ 0.001
Public Offering [Member] | Common Class A [Member] | Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)	2,345,000
Shares Issued, Price Per Share (in dollars per share)	$ 25.00
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001
Proceeds from Issuance of Common Stock	$ 58,600,000
Public Offering Including Over-allotment Option [Member] | Common Class A [Member] | Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)	2,645,000
Over-Allotment Option [Member] | Common Class A [Member] | Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)	345,000
Sold by Selling Stockholder [Member] | Common Class A [Member] | Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)	300,000
Dream Finders Homes, Inc. [Member] | IPO [Member] | Common Class A [Member] | Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)					9,600,000
Shares Issued, Price Per Share (in dollars per share)					$ 13.00
GIG [Member] | Subsequent Event [Member] | Insurance Brokerage Company [Member]
Business Acquisition, Percentage of Voting Interests Acquired		100.00%
Business Combination, Consideration Transferred, Total		$ 2,225,000

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