CREDIT QUALITY ASSESSMENT (Additional Information) (Detail) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Other real estate owned	$ 1,416,000	$ 1,482,000
Loans placed on non-accrual	2,400,000
Reduction of the recorded investment in the associated loan balances	0	0
Mortgage Loans in Process of Foreclosure, Amount	0
Restructured Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Other real estate owned	1,400,000	1,500,000
Loans restructured during the period	1,400,000	2,400,000
Individual reserves	$ 200,000	$ 400,000