LOANS RECEIVABLE AND THE ALLOWANCE FOR CREDIT LOSSES (Newly Restructured Loans) (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2020 USD ($) contract	Sep. 30, 2019 contract	Sep. 30, 2020 USD ($) contract	Sep. 30, 2019 contract	Dec. 31, 2019 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Commitments to advance funds related to TDRs, maximum additional amounts | $	$ 1,300,000		$ 1,300,000		$ 0
Number of Contracts	0	0	2	3
Agricultural business, including secured by farmland
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts		0		1