LEASE ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
ASSETS.
Operating lease assets	$ 90,180	$ 120,820
Finance lease assets	7,119	12,659
Total leased assets	97,299	133,479
Current
Operating Lease, Liability, Current	44,460	43,651
Finance Lease, Liability, Current	$ 3,001	$ 6,193
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other current liabilities	Other current liabilities
Non-current
Operating Lease, Liability, Noncurrent	$ 64,419	$ 98,277
Finance Lease, Liability, Noncurrent	$ 2,866	$ 4,763
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other liabilities, noncurrent	Other liabilities, noncurrent
Total lease liabilities	$ 114,746	$ 152,884