INCOME TAXES (Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Provision for income taxes
Income tax expense (benefit)	$ 36,903	$ 1,253	$ 24,528	$ (33,011)
Pro Forma
Provision for income taxes
Income tax expense (benefit)		19,211		(8,664)
Consolidated Funds
Provision for income taxes
Income tax expense (benefit)	69	396	69	864
Consolidated Funds | Pro Forma
Provision for income taxes
Income tax expense (benefit)		396		864
Ares Management L.P
Provision for income taxes
Income tax expense (benefit)	$ 36,834	857	$ 24,459	(33,875)
Ares Management L.P | Pro Forma
Provision for income taxes
Income tax expense (benefit)		$ 18,815		$ (9,528)