EMPLOYEE BENEFIT PLANS Deferred Compensation Plans (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Management and Directors Deferred Compensation Plan [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Assets of the deferred compensation plan	$ 0.3	$ 0.3
Acquired Individual Deferred Compensation Arrangement [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Assets of the deferred compensation plan	0.2	0.8
Liabilities of deferred compensation plan	$ 5.8	$ 5.2