DERIVATIVES AND HEDGING - Additional Information (Details) - Oaktree Capital Group Excluding Consolidated Funds	Dec. 31, 2016 USD ($) instrument
Senior Unsecured Credit Facility \| $250,000, variable-rate term loan, issued in March 2014, payable on March 31, 2021
Derivatives And Hedging Activities [Line Items]
Notional value of instrument	$ 250,000,000.0
Interest Rate Swap \| Cash Flow Hedging \| Designated as Hedging Instrument
Derivatives And Hedging Activities [Line Items]
Number of interest-rate swaps (in agreements) \| instrument	1
Outstanding notional value of interest-rate swaps	$ 150,000,000

The number of derivative instruments of a particular group held by the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959

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