REPURCHASE AGREEMENTS (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase Agreements	$ 170,413	$ 162,439
June 30, 2021
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase Agreements	170,413	162,439
Mortgage-backed securities issued or guaranteed by U.S. government-sponsored enterprises | June 30, 2021
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase Agreements	80,555	70,902
Collateralized mortgage obligations issued or guaranteed by U.S. government-sponsored enterprises | June 30, 2021
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase Agreements	89,858	90,015
Obligations of states and political subdivisions | June 30, 2021
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase Agreements	0	1,522
Total Collateral -Dependent Non-Accrual Loans | June 30, 2021
Assets Sold under Agreements to Repurchase [Line Items]
Certificates of Deposit, at Carrying Value	$ 1,000	$ 1,000