DERIVATIVE FINANCIAL INSTRUMENTS (Setoff Rows) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Ares Management L.P
Derivatives, Assets
Gross Amounts of Recognized Assets	$ 498	$ 3,171
Gross Amounts Offset in Assets	0	0
Net Amounts of Assets Presented	498	3,171
Gross Amounts Not Offset in the Statement of Financial Position
Financial Instruments	(498)	0
Net amount	0	3,171
Derivatives, Liabilities
Gross Amounts of Recognized Liabilities	(2,639)	0
Gross Amounts Offset in Liabilities	0	0
Net Amounts of Liabilities Presented	(2,639)	0
Gross Amounts Not Offset in the Statement of Financial Position
Financial Instruments	(498)	0
Net Amount	(2,141)	0
Grand Total
Gross Amounts of Recognized Assets (Liabilities)	(2,141)	3,171
Net Amounts of Assets (Liabilities) Presented	(2,141)	3,171
Gross Amounts Not Offset in the Statement of Financial Position
Financial Instruments	0	0
Net Amount	(2,141)	3,171
Consolidated Funds
Derivatives, Assets
Gross Amounts of Recognized Assets	1,750	2,243
Gross Amounts Offset in Assets	(384)	(1,423)
Net Amounts of Assets Presented	1,366	820
Gross Amounts Not Offset in the Statement of Financial Position
Financial Instruments	0	0
Net amount	1,366	820
Derivatives, Liabilities
Gross Amounts of Recognized Liabilities	(846)	(4,422)
Gross Amounts Offset in Liabilities	384	1,423
Net Amounts of Liabilities Presented	(462)	(2,999)
Gross Amounts Not Offset in the Statement of Financial Position
Financial Instruments	0	0
Net Amount	(462)	(2,999)
Grand Total
Gross Amounts of Recognized Assets (Liabilities)	904	(2,179)
Net Amounts of Assets (Liabilities) Presented	904	(2,179)
Gross Amounts Not Offset in the Statement of Financial Position
Financial Instruments	0	0
Net Amount	$ 904	$ (2,179)