OTHER ASSETS (Operating Lease Term and Discount Rate) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Operating lease ROU assets	$ 576,691	$ 656,472
Other liabilities	$ 638,192	$ 711,666
Weighted-average remaining lease term (years)	6 years 7 months 6 days	7 years 1 month 6 days
Weighted-average discount rate	2.90%	3.10%