Amount of amortization expense attributable to debt issuance costs.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount of assets pledged to secure a debt instrument.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

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Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Date the credit facility first became available, in YYYY-MM-DD format.

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The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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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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Note Payable - Additional Information (Details) - USD ($)				3 Months Ended		9 Months Ended
	Jul. 06, 2021	Dec. 18, 2018	Jun. 24, 2016	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Debt Instrument [Line Items]
Borrowing principal amount				$ 18,465,440		$ 18,465,440		$ 18,847,475
Loan procurement costs			$ 646,246	428,643		428,643		458,299
Amortization expense						155,176	$ 149,946
Note payable, net book value				25,800,000		25,800,000
Line of credit, issuance costs						231,926
Line of credit, outstanding borrowings								5,144,000
Revolving Line of Credit
Debt Instrument [Line Items]
Debt instrument initiative date	Jul. 06, 2021
Amortization expense				45,857	$ 39,832	125,521	119,495
Line of credit, issuance costs	$ 231,926	$ 477,981
Line of credit, outstanding borrowings				0		0		$ 5,144,000
Promissory Note
Debt Instrument [Line Items]
Borrowing principal amount			$ 20,000,000
Debt instrument interest rate			4.192%
Debt instrument maturity date			Jul. 01, 2036
Amortization expense				$ 9,817	$ 10,085	$ 29,656	$ 30,451
Promissory Note \| Revolving Line of Credit \| One Month London Inter-Bank Offered Rate
Debt Instrument [Line Items]
Debt instrument effective interest rate				3.25%		3.25%
Amended Credit Facility Promissory Note \| Revolving Line of Credit
Debt Instrument [Line Items]
Debt instrument maturity date	Jul. 06, 2024
Debt instrument interest rate	0.25%
Debt Instrument interest rate basis						one-quarter of one percent
Amended Credit Facility Promissory Note \| Revolving Line of Credit \| Maximum
Debt Instrument [Line Items]
Borrowing principal amount	$ 15,000,000
Amended Credit Facility Promissory Note \| Revolving Line of Credit \| One Month London Inter-Bank Offered Rate
Debt Instrument [Line Items]
Debt instrument interest rate	3.00%