SEGMENT REPORTING - Schedule of Reconciliation of Total Segments to Income Loss Attributable to Oaktree Capital Group, LLC and Total Assets (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-based compensation	$ 28,441		$ 36,342		$ 948,746
Consolidated fund expenses	105,089		91,291		106,763
Expenses incurred by the Intermediate Holding Companies	1,195		553		768
Incentive compensation, timing differences	46,334
OCGH Units Prior to Initial Public Offering in April 2012
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-based compensation	$ 24,613	[1]	$ 36,024	[1]	$ 948,746	[1]

[1] This adjustment adds back the effect of timing differences associated with the recognition of incentive income and incentive income compensation expense between adjusted net income and net income attributable to OCG. There were no adjustments attributable to timing differences for 2012 and 2011.