DEBT (Debt Obligations) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Oct. 31, 2014	Dec. 31, 2017	Dec. 31, 2016
Ares Management L.P
DEBT
Carrying Value		$ 616,176,000	$ 305,784,000
Credit Facility | Ares Management L.P
DEBT
Carrying Value		$ 210,000,000	$ 0
Interest Rate		3.09%	0.00%
Maximum borrowing capacity		$ 1,065,000,000.000
Unused commitment fees (as a percent)		0.20%
Interest rate (as a percent)		0.00%
Credit Facility | Base rate | Ares Management L.P
DEBT
Interest rate spread (as a percent)		0.50%
Credit Facility | LIBOR | Ares Management L.P
DEBT
Interest rate spread (as a percent)		1.50%
Senior Notes | Ares Management L.P
DEBT
Original Borrowing Amount		$ 250,000,000
Carrying Value		$ 245,308,000	$ 244,684,000
Interest Rate		4.21%	4.21%
Term Loan 2015
DEBT
Unused commitment fees (as a percent)		0.025%
Term Loan 2015 | Ares Management L.P
DEBT
Original Borrowing Amount		$ 35,205,000
Carrying Value		$ 35,037,000	$ 35,063,000
Interest Rate		2.86%	2.74%
Term Loan 2016
DEBT
Unused commitment fees (as a percent)		0.03%
Term Loan 2016 | Ares Management L.P
DEBT
Original Borrowing Amount		$ 26,375,728.5000
Carrying Value		$ 25,948,000	$ 26,037,000
Interest Rate		3.08%	2.66%
2017 Term Loan A | Ares Management L.P
DEBT
Original Borrowing Amount		$ 17,600,000
Carrying Value		$ 17,407,000
Interest Rate		2.90%
2017 Term Loan B | Ares Management L.P
DEBT
Original Borrowing Amount		$ 35,197,800.0
Carrying Value		$ 35,062,000
Interest Rate		2.90%
2017 Term Loan C | Ares Management L.P
DEBT
Original Borrowing Amount		$ 17,210,750.00
Carrying Value		$ 17,078,000
Interest Rate		2.88%
2017 Term Loan D | Ares Management L.P
DEBT
Original Borrowing Amount		$ 30,450,000
Carrying Value		$ 30,336,000
Interest Rate		2.77%
AFC Notes | Ares Management L.P
DEBT
Debt issuance percentage	98.268%