Document and Entity Information	3 Months Ended
	Mar. 31, 2013	May 07, 2013 Common Class A [Member]	May 07, 2013 Class B Units [Member]
Entity Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1
Trading Symbol	OAK
Entity Registrant Name	Oaktree Capital Group, LLC
Entity Central Index Key	0001403528
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding		30,189,441	120,813,876