NOTE PAYABLE AND LINES-OF-CREDIT - Debt (Narratives) (Details) - USD ($)		6 Months Ended	12 Months Ended
	Jan. 01, 2023	Dec. 31, 2022	Jun. 30, 2022
Subsequent event
Debt Instrument [Line Items]
Line-of-credit agreement, amount	$ 500,000
Subsequent event | Minimum
Debt Instrument [Line Items]
Prime rate of interest	5.00%
Maturity date	Jan. 04, 2024
$150,100 line-of-credit agreement expiring on January 4, 2023, with an interest rate or 5.75%. The line of credit is collateralized by substantially all assets of the Company.
Debt Instrument [Line Items]
Line-of-credit agreement, amount		$ 150,100	$ 150,100
Line of Credit Facility, Expiration date		Jan. 04, 2023	Jan. 04, 2023
Interest rate		5.75%	5.75%
Nodaway Valley Bank: $350,000 line-of-credit agreement expiring on January 4, 2022, with a variable interest rate at prime but not less than 5%. The line-of-credit is collateralized by substantially all assets of the Company.
Debt Instrument [Line Items]
Line-of-credit agreement, amount		$ 350,000	$ 350,000
Line of Credit Facility, Expiration date		Jan. 04, 2023	Jan. 04, 2023
Interest rate		5.00%	5.00%
Ford Motor Credit Company, LLC $1,126 monthly payments, interest of 2.90%; final payment due November 2026, secured by a vehicle
Debt Instrument [Line Items]
Line-of-credit agreement, amount		$ 1,126	$ 1,126
Interest rate		2.90%	2.90%