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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-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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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
	Dec. 20, 2018	Jun. 24, 2016	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Debt Instrument [Line Items]
Borrowing principal amount			$ 19,458,149		$ 19,458,149		$ 19,809,511
Loan procurement costs		$ 646,246	509,048		509,048		$ 540,261
Amortization expense					150,708	$ 31,806
Note payable, net book value			34,300,000		34,300,000
Line of credit, outstanding borrowings			380,000		380,000
Revolving Line of Credit
Debt Instrument [Line Items]
Amortization expense			39,832	$ 0	119,495	0
Line of credit, issuance costs					477,981
Line of credit, outstanding borrowings			380,000		380,000
Promissory Note
Debt Instrument [Line Items]
Borrowing principal amount		$ 20,000,000
Debt instrument interest rate		4.192%
Debt instrument effective interest rate		4.40%
Debt instrument maturity date		Jul. 01, 2036
Amortization expense			$ 10,342	$ 10,588	$ 31,213	$ 31,806
Promissory Note \| Revolving Line of Credit
Debt Instrument [Line Items]
Borrowing principal amount	$ 10,000,000
Debt instrument maturity date	Dec. 20, 2021
Promissory Note \| Revolving Line of Credit \| One Month London Inter-Bank Offered Rate
Debt Instrument [Line Items]
Debt instrument effective interest rate	6.46%
Debt instrument interest rate	3.00%