2. LOANS (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Details
Financing Receivable, 90 Days or More Past Due, Still Accruing	$ 0
Ratio of bankrupt accounts to total principal loan balances	1.48%	2.09%

Amount of financing receivable 90 days or more past due and still accruing.

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Name:	us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant