Organization and Basis of Presentation March 2014 Summary of the Adjustments Within Partners' Capital Related to Public Offering (Details) - USD ($) $ in Millions	Jun. 05, 2015	Mar. 10, 2014
Partners’ Capital
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Proceeds from The Carlyle Group L.P. common units issued		$ 449.5
Dilution associated with the acquisition of 4,500,000 Carlyle Holdings partnership units		(116.8)
Acquisition of non-controlling interest in Carlyle Holdings		(237.0)
Total increase		95.7
Non- controlling Interests in Carlyle Holdings
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Proceeds from The Carlyle Group L.P. common units issued	$ 0.0	0.0
Dilution associated with the acquisition of 4,500,000 Carlyle Holdings partnership units		116.8
Acquisition of non-controlling interest in Carlyle Holdings	(45.4)	(66.4)
Total increase	45.4	50.4
Total Partners’ Capital
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Proceeds from The Carlyle Group L.P. common units issued	209.9	449.5
Dilution associated with the acquisition of 4,500,000 Carlyle Holdings partnership units		0.0
Acquisition of non-controlling interest in Carlyle Holdings	(209.9)	(303.4)
Total increase	$ 0.0	$ 146.1