FAIR VALUE - By Valuation Technique (Details) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2016 USD ($)	Dec. 31, 2015 USD ($)
Ares Management L.P.
FAIR VALUE
Assets, at fair value	$ 466,896	$ 448,118
Ares Management L.P. | Level III
FAIR VALUE
Assets, at fair value	98,901	107,455
Ares Management L.P. | Level III | Collateralized loan obligation | Broker quotes and/or 3rd party pricing services
FAIR VALUE
Assets, at fair value	54,155	55,752
Ares Management L.P. | Level III | Private Investment Partnership Interests | Recent transaction price
FAIR VALUE
Assets, at fair value		11,000
Ares Management L.P. | Level III | Private Investment Partnership Interests | Discounted cash flow
FAIR VALUE
Assets, at fair value	$ 44,746	$ 40,703
Unobservable Input
Discount rate (as a percent)		10.00%
Ares Management L.P. | Level III | Private Investment Partnership Interests | Discounted cash flow | Minimum
Unobservable Input
Discount rate (as a percent)	10.00%
Ares Management L.P. | Level III | Private Investment Partnership Interests | Discounted cash flow | Maximum
Unobservable Input
Discount rate (as a percent)	50.00%
Consolidated Funds
FAIR VALUE
Assets, at fair value	$ 2,529,462
Liabilities, at fair value	$ 2,170,719	$ 2,185,028
Consolidated Funds | Fixed income liability | Discounted cash flow
Unobservable Input
Default rate (as a percent)		2.00%
Consolidated Funds | Fixed income liability | Discounted cash flow | Minimum
Unobservable Input
Discount rate (as a percent)		8.00%
Prepayment rate (as a percent)		19.70%
Recovery rate (as a percent)		70.00%
Consolidated Funds | Fixed income liability | Discounted cash flow | Maximum
Unobservable Input
Discount rate (as a percent)		10.00%
Prepayment rate (as a percent)		20.00%
Recovery rate (as a percent)		71.10%
Consolidated Funds | Fixed income liability | Discounted cash flow | Weighted Average
Unobservable Input
Discount rate (as a percent)		8.70%
Prepayment rate (as a percent)		19.80%
Default rate (as a percent)		2.00%
Recovery rate (as a percent)		70.80%
Consolidated Funds | Equity securities | EV market multiple analysis | Minimum
Unobservable Input
EBITDA multiple	1.9	1.6
Consolidated Funds | Equity securities | EV market multiple analysis | Maximum
Unobservable Input
EBITDA multiple	(11.2)	10.4
Consolidated Funds | Equity securities | EV market multiple analysis | Weighted Average
Unobservable Input
EBITDA multiple	3.7	4.1
Consolidated Funds | Equity securities | Market Approach Valuation Technique [Member]
Unobservable Input
Illiquidity discount (as a percent)	25.00%
Consolidated Funds | Equity securities | Market Approach Valuation Technique [Member] | Minimum
Unobservable Input
Net income multiple	30.0	10.0
Consolidated Funds | Equity securities | Market Approach Valuation Technique [Member] | Maximum
Unobservable Input
Net income multiple	40.0	40.0
Consolidated Funds | Equity securities | Market Approach Valuation Technique [Member] | Weighted Average
Unobservable Input
Net income multiple		21.7
Consolidated Funds | Equity securities | Discounted cash flow
Unobservable Input
Discount rate (as a percent)	14.00%	14.00%
Consolidated Funds | Equity securities | Discounted cash flow | Weighted Average
Unobservable Input
EBITDA multiple	14.0
Discount rate (as a percent)		14.00%
Consolidated Funds | Fixed income asset | EV market multiple analysis | Minimum
Unobservable Input
EBITDA multiple		1.6
Consolidated Funds | Fixed income asset | EV market multiple analysis | Maximum
Unobservable Input
EBITDA multiple		11.0
Consolidated Funds | Fixed income asset | EV market multiple analysis | Weighted Average
Unobservable Input
EBITDA multiple		7.8
Yield (as a percent)	9.20%
Consolidated Funds | Fixed income asset | Market Approach Valuation Technique [Member]
Unobservable Input
EBITDA multiple	6.5	6.5
Consolidated Funds | Fixed income asset | Market Approach Valuation Technique [Member] | Weighted Average
Unobservable Input
EBITDA multiple	6.5	6.5
Consolidated Funds | Fixed income asset | Discounted cash flow | Minimum
Unobservable Input
Discount rate (as a percent)	3.30%	11.00%
Consolidated Funds | Fixed income asset | Discounted cash flow | Maximum
Unobservable Input
Discount rate (as a percent)	13.30%	15.30%
Consolidated Funds | Fixed income asset | Discounted cash flow | Weighted Average
Unobservable Input
EBITDA multiple	13.2
Discount rate (as a percent)		12.70%
Consolidated Funds | Fixed income asset | Income Approach Based on Yield Valuation Technique [Member] | Minimum
Unobservable Input
Yield (as a percent)	9.20%	3.30%
Consolidated Funds | Fixed income asset | Income Approach Based on Yield Valuation Technique [Member] | Maximum
Unobservable Input
Yield (as a percent)		13.30%
Consolidated Funds | Fixed income asset | Income Approach Based on Yield Valuation Technique [Member] | Weighted Average
Unobservable Input
Discount rate (as a percent)	9.80%
Yield (as a percent)		9.10%
Consolidated Funds | Fixed income asset | Income Approach Based on Collection Rate Valuation Technique [Member]
Unobservable Input
Collection rate	1.2	1.2
Consolidated Funds | Fixed income asset | Income Approach Based on Collection Rate Valuation Technique [Member] | Weighted Average
Unobservable Input
Collection rate	1.2	1.2
Consolidated Funds | Fixed income asset | Income Approach Based on Other Inputs Valuation Technique [Member] | Minimum
Unobservable Input
Prepayment rate (as a percent)	5.00%	5.00%
Default rate (as a percent)	11.90%	11.90%
Recovery rate (as a percent)	0.00%	0.00%
Consolidated Funds | Fixed income asset | Income Approach Based on Other Inputs Valuation Technique [Member] | Maximum
Unobservable Input
Prepayment rate (as a percent)	10.00%	10.00%
Default rate (as a percent)	25.10%	25.10%
Recovery rate (as a percent)	40.00%	40.00%
Consolidated Funds | Fixed income asset | Income Approach Based on Other Inputs Valuation Technique [Member] | Weighted Average
Unobservable Input
Prepayment rate (as a percent)	6.90%	7.10%
Default rate (as a percent)	14.20%	14.60%
Recovery rate (as a percent)	15.00%	16.80%
Consolidated Funds | Level III
FAIR VALUE
Assets, at fair value	$ 496,146	$ 466,201
Liabilities, at fair value	2,076	2,184,659
Consolidated Funds | Level III | Fixed income liability | Broker quotes and/or 3rd party pricing services
FAIR VALUE
Liabilities, at fair value		2,146,255
Consolidated Funds | Level III | Fixed income liability | Discounted cash flow
FAIR VALUE
Liabilities, at fair value		28,097
Consolidated Funds | Level III | Derivatives liabilities of Consolidated Funds | Broker quotes and/or 3rd party pricing services
FAIR VALUE
Liabilities, at fair value	2,076	10,307
Consolidated Funds | Level III | Equity securities | EV market multiple analysis
FAIR VALUE
Assets, at fair value	59,764	42,887
Consolidated Funds | Level III | Equity securities | Market Approach Valuation Technique [Member]
FAIR VALUE
Assets, at fair value	$ 32,598	73,686
Unobservable Input
Net income multiple	35.0
Consolidated Funds | Level III | Equity securities | Broker quotes and/or 3rd party pricing services
FAIR VALUE
Assets, at fair value		344
Consolidated Funds | Level III | Equity securities | Recent transaction price
FAIR VALUE
Assets, at fair value	$ 50,972	12,891
Consolidated Funds | Level III | Equity securities | Discounted cash flow
FAIR VALUE
Assets, at fair value	115,440	86,902
Consolidated Funds | Level III | Fixed income asset | EV market multiple analysis
FAIR VALUE
Assets, at fair value	6,971	22,934
Consolidated Funds | Level III | Fixed income asset | Market Approach Valuation Technique [Member]
FAIR VALUE
Assets, at fair value	1,759	1,626
Consolidated Funds | Level III | Fixed income asset | Broker quotes and/or 3rd party pricing services
FAIR VALUE
Assets, at fair value	139,556	130,131
Consolidated Funds | Level III | Fixed income asset | Discounted cash flow
FAIR VALUE
Assets, at fair value	4,359	5,516
Consolidated Funds | Level III | Fixed income asset | Income Approach Based on Yield Valuation Technique [Member]
FAIR VALUE
Assets, at fair value	70,815	84,464
Consolidated Funds | Level III | Fixed income asset | Income Approach Based on Collection Rate Valuation Technique [Member]
FAIR VALUE
Assets, at fair value	2,360	1,133
Consolidated Funds | Level III | Fixed income asset | Income Approach Based on Other Inputs Valuation Technique [Member]
FAIR VALUE
Assets, at fair value	$ 11,552	$ 3,687