LEASES (Supplemental Cash Flow Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	$ 16,891	$ 14,696
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	31,252	12,825
Non-cash net increase/(decrease) due to lease modifications:
Operating lease right-of-use assets	4,584	(5,174)
Operating lease liabilities	$ 4,573	$ (5,106)