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Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Ceded Premiums Earned	$ 152,255	$ 100,114
Common Class A [Member] | Yellowstone Acquisition Company [Member] | IPO [Member]
Stock Issued During Period, Shares, New Issues (in shares)	13,598,898
Minimum [Member]
Lessor, Operating Lease, Term of Contract (Month)	1 month
Maximum [Member]
Lessor, Operating Lease, Term of Contract (Month)	3 years

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Amount of earned premiums ceded to other entities.

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