LONG-TERM DEBT, Summary of Long-term Debt (Details) - USD ($)	6 Months Ended
Jun. 30, 2021	Dec. 31, 2020
Long-Term Debt [Abstract]
Long-term debt	$ 1,809,412	$ 2,026,819
Less current portion	(274,202)	(308,394)
Long-term debt, including debt issuance costs	1,535,210	1,718,425
Less debt issuance costs	(15,390)	(16,930)
Long-term debt	1,519,820	1,701,495
NBT Bank, 4.25% Interest Rate [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 662,551	683,268
Interest rate	4.25%
Frequency of payment	monthly
Installment payment	$ 5,869
NBT Bank [Member]
Long-Term Debt [Abstract]
Long-term debt	0	12,050
NBT Bank, 4.20% Interest Rate [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 231,477	246,135
Interest rate	4.20%
Frequency of payment	monthly
Installment payment	$ 3,293
NBT Bank, 4.15% Interest Rate [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 192,678	210,475
Interest rate	4.15%
Frequency of payment	monthly
Installment payment	$ 3,677
NBT Bank, 4.20% Interest Rate [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 401,879	426,624
Interest rate	4.20%
Frequency of payment	monthly
Installment payment	$ 5,598
NBT Bank, 4.85% Interest Rate [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 64,211	80,001
Interest rate	4.85%
Frequency of payment	monthly
Installment payment	$ 2,932
Various Vehicle Loans [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 195,885	294,799
Frequency of payment	monthly
Installment payment	$ 8,150
Various Vehicle Loans [Member] \| Minimum [Member]
Long-Term Debt [Abstract]
Interest rate	0.00%
Various Vehicle Loans [Member] \| Maximum [Member]
Long-Term Debt [Abstract]
Interest rate	6.99%
National Bank of Middlebury [Member]
Long-Term Debt [Abstract]
Long-term debt	$ 60,731	$ 73,467
Term for payment of fixed interest rate	5 years
Term for payment of variable interest rate	10 years
Floor interest rate	3.95%
Frequency of payment	monthly
Installment payment	$ 2,388
National Bank of Middlebury [Member] \| Federal Home Loan Bank of Boston [Member]
Long-Term Debt [Abstract]
Basis spread on variable rate	2.75%

Contractual agreed-upon minimum interest rate for funds borrowed, under the debt agreement.

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- Definition

Period of time a fixed interest rate is charged under the debt agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Period of time a variable interest rate is charged under the debt agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

No definition available.

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- Definition

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

+ References

No definition available.

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- Definition

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.

+ References

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- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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

+ References

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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