Noncontrolling Interests - Components of Shareholders' Equity Attributable to Noncontrolling Interests (Detail) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Noncontrolling Interest [Line Items]
Shareholders’ equity attributable to noncontrolling interests	$ 216,960	$ 171,929
Och-Ziff Operating Group A Units
Noncontrolling Interest [Line Items]
Shareholders’ equity attributable to noncontrolling interests	212,738	166,521
Consolidated Och-Ziff funds
Noncontrolling Interest [Line Items]
Shareholders’ equity attributable to noncontrolling interests	0	0
Other
Noncontrolling Interest [Line Items]
Shareholders’ equity attributable to noncontrolling interests	$ 4,222	$ 5,408

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(22))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(24))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.31)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_MinorityInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant