LEASES Textual (Details)	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Jan. 01, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating Lease, Weighted Average Remaining Lease Term	5 years 7 months 2 days
Operating Lease, Weighted Average Discount Rate, Percent	2.13%
Operating Lease, Right-of-Use Asset	$ 49,700,000	$ 56,600,000		$ 32,800,000
Property Subject to or Available for Operating Lease, Number of Units	97
Operating Lease, Impairment Loss	$ 4,163,000	$ 0	$ 0
Maximum [Member]
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Renewal Term	10 years
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Renewal Term	1 year