Note 8 - Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Assets and Liabilities, Lessee [Table Text Block]

	Balance Sheet Location	March 31, 2022
Operating Leases:
Operating lease right-of-use assets	Operating lease right-of-use assets	$	275,984
Current portion of operating lease liabilities	Operating lease, current portion		116,128
Noncurrent portion of operating lease liabilities	Operating lease		160,640
Total operating lease liabilities		$	276,768
Finance Leases:
Finance lease right-of-use assets	Property, plant, and equipment	$	2,964,182
Current portion of finance lease liabilities	Finance lease, current portion		669,309
Noncurrent portion of finance lease liabilities	Finance lease		2,694,369
Total finance lease liabilities		$	3,363,678

Lease, Cost [Table Text Block]

	March 31, 2022	March 31, 2021(1)
Operating lease cost	$ 33,257	$ 31,836
Finance lease cost:
Amortization of lease assets	163,758	16,446
Interest on lease liabilities	54,905	3,789
Total finance lease costs	$ 218,663	$ 20,235

Other Supplemental Lease Information [Table Text Block]

	March 31, 2022
Weighted average remaining lease term (in years):
Operating leases		2.25
Finance leases		4.63
Weighted average discount rate:
Operating leases		7.00	%
Finance leases		6.93	%
Cash paid for amounts included in the measurement of lease liabilities for the three months ended March 31, 2022:
Operating cash flows from operating leases	$	32,473
Operating cash flows from finance leases	$	54,070
Financing cash flows from finance leases	$	146,246

Lease, Liability, Fiscal Year Maturity [Table Text Block]

	Payments Due by Period
	2022(1)	2023	2024	2025	2026	Thereafter	Total
Finance leases	$ 659,740	$ 851,233	$ 830,311	$ 817,920	$ 753,840	$ 20,585	$ 3,933,629
Less interest	162,340	171,400	127,959	79,063	29,009	180	569,951
Finance lease liabilities	$ 497,400	$ 679,833	$ 702,352	$ 738,857	$ 724,831	$ 20,405	$ 3,363,678
Operating leases	$ 98,718	$ 133,814	$ 67,569	$ -	$ -	$ -	$ 300,101
Less present value adjustment	12,550	9,425	1,358	-	-	-	23,333
Operating lease liabilities	$ 86,168	$ 124,389	$ 66,211	$ -	$ -	$ -	$ 276,768