LEASES (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019	Jan. 01, 2019
Leases [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months		$ 16,083
Operating Lease, Cost	[1]	16,881	$ 10,718
Short-term Lease, Cost		16	116
Variable Lease, Cost		0	0
Lease, Cost		16,897	10,834
Lessee, Operating Lease, Liability, Payments, Due Year Two		10,725
Lessee, Operating Lease, Liability, Payments, Due Year Three		8,769
Lessee, Operating Lease, Liability, Payments, Due Year Four		7,237
Lessee, Operating Lease, Liability, Payments, Due Year Five		6,102
Lessee, Operating Lease, Liability, Payments, Due after Year Five		11,192
Lessee, Operating Lease, Liability, Payments, Due		60,108
Operating Lease, Liability, Undiscounted Excess Amount		3,752
Operating Lease, Liability		$ 56,356	$ 16,393	$ 34,100

[1] (1) Operating lease cost for the year ended December 31, 2020 includes impairment losses associated with two branch closure decisions.