LEASES (Details - Lease, Cost) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Leases [Abstract]
Operating lease cost	$ 25,040	$ 22,792
Depreciation of leased equipment	780	783
Interest on lease liabilities	66	123
Total finance lease cost	$ 846	$ 905