Segment Reporting - Adjustments for Performance Fees, Performance Fee Related Compensation and Investment Income (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Performance fees
Realized	$ 595.0	$ 415.6	$ 921.8	$ 667.0
Unrealized	(300.1)	126.8	(53.9)	495.9
Total performance fees	294.9	542.4	867.9	1,162.9
Performance fee related compensation expense
Realized	263.5	181.2	406.5	289.9
Unrealized	(91.8)	109.0	81.9	330.6
Investment income (loss)
Realized	2.8	29.9	11.7	29.9
Unrealized	6.4	(6.2)	4.3	(0.1)
Total investment income (loss)	9.2	23.7	$ 16.0	29.8
Claren Road
Investment income (loss)
Percentage of economic interest			55.00%
Emerging Sovereign Group LLC
Investment income (loss)
Percentage of economic interest			55.00%
Vermillion
Investment income (loss)
Percentage of economic interest			55.00%
Carlyle Consolidated
Performance fees
Realized	595.0	415.6	$ 921.8	667.0
Unrealized	(300.1)	126.8	(53.9)	495.9
Total performance fees	294.9	542.4	867.9	1,162.9
Performance fee related compensation expense
Realized	263.5	181.2	406.5	289.9
Unrealized	(91.8)	109.0	81.9	330.6
Total performance fee related compensation expense	171.7	290.2	488.4	620.5
Net performance fees
Realized	331.5	234.4	515.3	377.1
Unrealized	(208.3)	17.8	(135.8)	165.3
Total net performance fees	123.2	252.2	379.5	542.4
Investment income (loss)
Realized	2.8	29.9	11.7	29.9
Unrealized	6.4	(6.2)	4.3	(0.1)
Total investment income (loss)	9.2	23.7	16.0	29.8
Adjustments
Performance fees
Realized	2.0	(4.8)	(3.1)	(6.8)
Unrealized	34.5	11.5	68.8	(1.9)
Total performance fees	36.5	6.7	65.7	(8.7)
Performance fee related compensation expense
Realized	0.8	(1.7)	1.1	(1.1)
Unrealized	9.7	27.2	13.1	5.0
Total performance fee related compensation expense	10.5	25.5	14.2	3.9
Net performance fees
Realized	1.2	(3.1)	(4.2)	(5.7)
Unrealized	24.8	(15.7)	55.7	(6.9)
Total net performance fees	26.0	(18.8)	51.5	(12.6)
Investment income (loss)
Realized	3.3	(18.4)	(87.6)	(13.1)
Unrealized	(1.5)	(10.0)	54.6	(29.3)
Total investment income (loss)	1.8	(28.4)	(33.0)	(42.4)
Total Reportable Segments
Performance fees
Realized	597.0	410.8	918.7	660.2
Unrealized	(265.6)	138.3	14.9	494.0
Total performance fees	331.4	549.1	933.6	1,154.2
Performance fee related compensation expense
Realized	264.3	179.5	407.6	288.8
Unrealized	(82.1)	136.2	95.0	335.6
Total performance fee related compensation expense	182.2	315.7	502.6	624.4
Net performance fees
Realized	332.7	231.3	511.1	371.4
Unrealized	(183.5)	2.1	(80.1)	158.4
Total net performance fees	149.2	233.4	431.0	529.8
Investment income (loss)
Realized	6.1	11.5	(75.9)	16.8
Unrealized	4.9	(16.2)	58.9	(29.4)
Total investment income (loss)	$ 11.0	$ (4.7)	$ (17.0)	$ (12.6)

Investment income (loss).

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Represents the amount of total performance fee revenue less performance fee-related compensation expense.

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Net performance fees.

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Percentage of economic interest.

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Compensation of our investment professionals related to realized performance fees.

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Performance fee realized net.

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Performance fee compensation.

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Performance fee related compensation expense.

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Compensation of our investment professionals related to unrealized performance fees.

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Performance fee unrealized net.

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Fees received from a carry fund that had a distribution event.

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Fees earned from a carry fund that the Partnership would be eligible to receive upon a hypothetical liquidation of the fund at fair value

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Investment income (loss) realized represents the gains and losses on the partnership's principal investments, including its investments in funds that are not consolidated, its equity method investments, and other principal investments. Investment income (loss) is realized when the partnership redeems all or a portion of its investment or when the partnership receives cash income, such as dividends or distributions, from its non consolidated funds.

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Investment income (loss) unrealized represents the unrealized gains and losses on the partnership's principal investments, including its investments in funds that are not consolidated, its equity method investments, and other principal investments. Unrealized investment income (loss) results from changes in the fair value of the underlying investment as well as the reversal of unrealized gain (loss) at the time an investment is realized.

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This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of revenue earned by the entity based on the investment results achieved. Excludes fees based upon a percentage of the assets under management not performance-related.

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