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Schedule of Notes Payable to Unrelated Parties (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Notes payable	$ 2,000,000	$ 2,000,000	$ 2,838,700
Less unamortized debt issuance costs	(95,094)	(121,029)	(224,767)
Less unamortized debt discount	(97,778)	(124,444)	(231,111)
Less current portion	(1,807,128)		(580,638)
Long-term portion of notes payable		1,754,527	1,802,184
PPP Note Payable [Member]
Debt Instrument [Line Items]
Notes payable			838,700	[1]
2020 Notes [Member]
Debt Instrument [Line Items]
Notes payable		$ 2,000,000	$ 2,000,000
[1] The full amount of the principal and interest on the PPP Note was forgiven in its entirety in January 2021.

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Amount, after accumulated amortization, of debt discount.

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Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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