RECENT ACCOUNTING AND REPORTING STANDARDS (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jan. 01, 2019
Lessee, Lease, Description [Line Items]
Operating lease, liability	$ 439,901
Operating lease right-of-use assets	403,066
Finance lease, liability	10,599
Finance lease, right-of-use asset	$ 13,273
Accounting Standards Update 2016-02
Lessee, Lease, Description [Line Items]
Operating lease, liability		$ 455,500
Operating lease right-of-use assets		419,000
Finance lease, liability		12,100
Finance lease, right-of-use asset		14,100
Deferred rent		35,300
Contract liabilities		$ 792