BASIS OF PRESENTATION, NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING AND REPORTING POLICIES - Accounting Standards Recently Adopted (Details)		12 Months Ended
	Jan. 01, 2020 USD ($)	Dec. 31, 2020 USD ($) loan	Dec. 31, 2019 USD ($)
Accounting Standards Recently Adopted
Retained Earnings (Accumulated Deficit)		$ 214,456,000	$ 201,080,000
Deferred tax assets		$ 17,723,000	$ 13,196,000
Percentage of Loans		12.00%
Number of loans modified | loan		3
Cumulative effect of accounting changes from adoption | ASU 2016-13
Accounting Standards Recently Adopted
Retained Earnings (Accumulated Deficit)	$ (3,000,000.0)
Increase in allowance for credit losses	874,000
Allowance for credit losses, unfunded commitments	2,900,000
Deferred tax assets	$ 809,000