Note 9 - Notes Payable - Principal Payments on Notes Payable (Details) - Notes Payable [Member]	Dec. 31, 2021 USD ($)
2022	$ 2,946,885
2023	2,428,972
2024	788,911
2025	839,387
2026	218,107
Total principal payments	7,222,262
Related Party Notes [Member]
2022	696,885
2023	741,472
2024	788,911
2025	839,387
2026	218,107
Total principal payments	3,284,762
Seller Note [Member]
2022	2,250,000
2023	1,687,500
2024	0
2025	0
2026	0
Total principal payments	$ 3,937,500

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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