LONG-TERM DEBT (Tables)

12 Months Ended

Dec. 31, 2020

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Long-term debt is as follows:	2020		2019
Secured seven-year credit facility to CoBank, ACB, amortizing in    quarterly installments of $1,152,600 (beginning on September 30,    2018), plus a notional variable rate of interest through July 31, 2025.	$	51,512,585	$	56,134,400
Secured seven-year revolving credit facility of up to $10,000,000 to    CoBank, ACB, plus a notional variable rate of interest through    July 31, 2025.		-		-
Unsecured two-year SBA PPP Loan of $2,889,000 at 1%  per annum    from Citizens Bank Minnesota received April 16, 2020. Payments are    deferred until November 16, 2020 or until the SBA rules on    Loan Forgiveness, whichever is later.		2,889,000		-
Less:  Unamortized Loan Fees		(451,714)		(550,270)
		53,949,871		55,584,130
Less:  Amount due within one year		(6,886,986)		(4,610,400)
Less:  Current Portion of Unamortized Loan Fees		(98,556)		(98,556)
Total Long Term Debt	$	47,161,441	$	51,072,286

Schedule of Maturities of Long-term Debt [Table Text Block]

2021	$	6,886,986
2022	$	5,222,814
2023	$	4,610,400
2024	$	4,610,400
2025	$	33,070,985