LONG-TERM DEBT (Paycheck Protection Program.) (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Apr. 23, 2020
Debt Instrument [Line Items]
Gain on forgiveness of Paycheck Protection Program loan	$ 794,000
Unsecured Debt [Member] \| Paycheck Protection Program \| Promissory notes
Debt Instrument [Line Items]
Debt instrument, face amount		$ 787,200

Face (par) amount of debt instrument at time of issuance.

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant