LEASES - Future Minimum Lease Payments (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Finance Lease, Liability, Payments, Due Next Twelve Months	$ 25,500
Finance Lease, Liability, Payments, Due Year Two	22,516
Finance Lease, Liability, Payments, Due Year Three	18,271
Finance Lease, Liability, Payments, Due Year Four	5,788
Finance Lease, Liability, Payments, Due Year Five	3,343
Finance Lease, Liability, Payments, Due after Year Five	283
Finance Lease, Liability, Payment, Due, Total	75,701
Finance Leases, Future Minimum Payments, Interest Included in Payments	6,281
Finance Leases, Future Minimum Payments, Present Value of Net Minimum Payments	69,420
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	48,899
Lessee, Operating Lease, Liability, Payments, Due Year Two	47,894
Lessee, Operating Lease, Liability, Payments, Due Year Three	48,509
Lessee, Operating Lease, Liability, Payments, Due Year Four	38,500
Lessee, Operating Lease, Liability, Payments, Due Year Five	34,055
Lessee, Operating Lease, Liability, Payments, Due after Year Five	193,018
Lessee, Operating Lease, Liability, Payments, Due, Total	410,875
Operating Leases, Future Minimum Payments, Interest Included in Payments	102,977
Operating Leases, Future Minimum Payments, Present Value of Net Minimum Payments	307,898
Unadjusted Lease Commitment [Member]
Finance Lease, Liability, Payments, Due Year Two	5,087
Finance Lease, Liability, Payments, Due Year Three	3,969
Finance Lease, Liability, Payments, Due Year Four	4,146
Finance Lease, Liability, Payments, Due Year Five	3,828
Finance Lease, Liability, Payments, Due after Year Five	2,232
Lessee, Operating Lease, Liability, Payments, Due Year Two	50,356
Lessee, Operating Lease, Liability, Payments, Due Year Three	43,362
Lessee, Operating Lease, Liability, Payments, Due Year Four	34,882
Lessee, Operating Lease, Liability, Payments, Due Year Five	25,234
Lessee, Operating Lease, Liability, Payments, Due after Year Five	$ 167,941