DEBT (Debt Issuance Costs) (Details) - Ares Management L.P - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Credit Facility
Debt Issuance Costs
Unamortized debt issuance costs	$ 4,972	$ 6,543
Debt issuance costs incurred	1,594	0
Amortization of debt issuance costs	(1,311)	(1,571)
Debt extinguishment expense		0
Unamortized debt issuance costs	5,255	4,972
Senior Notes
Debt Issuance Costs
Unamortized debt issuance costs	1,334	1,571
Debt issuance costs incurred	0	0
Amortization of debt issuance costs	(232)	(237)
Debt extinguishment expense		0
Unamortized debt issuance costs	1,102	1,334
Term Loans
Debt Issuance Costs
Unamortized debt issuance costs	0	1,171
Debt issuance costs incurred	0	98
Amortization of debt issuance costs	0	(56)
Debt extinguishment expense		(1,213)
Unamortized debt issuance costs	0	0
Repurchase Agreement Loan
Debt Issuance Costs
Unamortized debt issuance costs	0	0
Debt issuance costs incurred	0	259
Amortization of debt issuance costs	0	(7)
Debt extinguishment expense		(252)
Unamortized debt issuance costs	$ 0	$ 0

Debt Issuance Costs [Roll Forward]

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- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

+ References

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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