Supplemental Financial Information - Results of Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues
Investment income	$ 1,898.0	$ 6,721.9	$ 1,095.2
Interest and other income	135.9	90.7	89.6
Interest and other income of Consolidated Funds	311.0	253.2	226.8
Total revenues	4,438.7	8,782.1	2,934.6
Compensation and benefits
Cash-based compensation and benefits	1,052.0	908.0	849.6
Equity-based compensation	154.0	163.1	105.0
Performance allocations and incentive fee related compensation	719.9	2,961.0	779.1
Total compensation and benefits	1,925.9	4,032.1	1,733.7
General, administrative and other expenses	575.8	431.7	349.3
Interest	110.4	113.3	94.0
Interest and other expenses of Consolidated Funds	211.6	178.5	163.5
Other non-operating expenses (income)	1.0	1.5	(7.2)
Total expenses	2,824.7	4,757.1	2,333.3
Other income
Net investment gains (losses) of Consolidated Funds	(41.5)	2.5	(21.3)
Income before provision for income taxes	1,572.5	4,027.5	580.0
Provision for income taxes	287.8	982.3	197.2
Net income	1,284.7	3,045.2	382.8
Net income attributable to non-controlling interests in consolidated entities	59.7	70.5	34.6
Net income (loss) attributable to The Carlyle Group Inc.	1,225.0	2,974.7	348.2
Consolidated Operating Entities
Compensation and benefits
Equity-based compensation	154.0	163.1	105.0
Other income
Net income	1,248.6	3,042.5	374.7
Consolidated Entities | Consolidated Operating Entities
Revenues
Investment income	1,875.3	6,750.6	1,089.5
Interest and other income	154.1	112.7	101.6
Interest and other income of Consolidated Funds	0.0	0.0	0.0
Total revenues	4,149.9	8,603.6	2,741.7
Compensation and benefits
Cash-based compensation and benefits	1,052.0	908.0	849.6
Equity-based compensation	154.0	163.1	105.0
Performance allocations and incentive fee related compensation	719.9	2,961.0	779.1
Total compensation and benefits	1,925.9	4,032.1	1,733.7
General, administrative and other expenses	576.2	431.9	349.3
Interest	110.4	113.3	94.0
Interest and other expenses of Consolidated Funds	0.0	0.0	0.0
Other non-operating expenses (income)	1.0	1.5	(7.2)
Total expenses	2,613.5	4,578.8	2,169.8
Other income
Net investment gains (losses) of Consolidated Funds	0.0	0.0	0.0
Income before provision for income taxes	1,536.4	4,024.8	571.9
Provision for income taxes	287.8	982.3	197.2
Net income	1,248.6	3,042.5	374.7
Net income attributable to non-controlling interests in consolidated entities	23.6	67.8	26.5
Net income (loss) attributable to The Carlyle Group Inc.	1,225.0	2,974.7	348.2
Consolidated Entities | Consolidated Funds
Revenues
Investment income	0.0	0.0	0.0
Interest and other income	0.0	0.0	0.0
Interest and other income of Consolidated Funds	311.0	253.2	226.8
Total revenues	311.0	253.2	226.8
Compensation and benefits
Cash-based compensation and benefits	0.0	0.0	0.0
Equity-based compensation	0.0	0.0	0.0
Performance allocations and incentive fee related compensation	0.0	0.0	0.0
Total compensation and benefits	0.0	0.0	0.0
General, administrative and other expenses	0.0	0.0	0.0
Interest	0.0	0.0	0.0
Interest and other expenses of Consolidated Funds	255.3	217.8	206.2
Other non-operating expenses (income)	0.0	0.0	0.0
Total expenses	255.3	217.8	206.2
Other income
Net investment gains (losses) of Consolidated Funds	(41.5)	2.5	(21.3)
Income before provision for income taxes	14.2	37.9	(0.7)
Provision for income taxes	0.0	0.0	0.0
Net income	14.2	37.9	(0.7)
Net income attributable to non-controlling interests in consolidated entities	0.0	0.0	0.0
Net income (loss) attributable to The Carlyle Group Inc.	14.2	37.9	(0.7)
Eliminations
Revenues
Investment income	22.7	(28.7)	5.7
Interest and other income	(18.2)	(22.0)	(12.0)
Interest and other income of Consolidated Funds	0.0	0.0	0.0
Total revenues	(22.2)	(74.7)	(33.9)
Compensation and benefits
Cash-based compensation and benefits	0.0	0.0	0.0
Equity-based compensation	0.0	0.0	0.0
Performance allocations and incentive fee related compensation	0.0	0.0	0.0
Total compensation and benefits	0.0	0.0	0.0
General, administrative and other expenses	(0.4)	(0.2)	0.0
Interest	0.0	0.0	0.0
Interest and other expenses of Consolidated Funds	(43.7)	(39.3)	(42.7)
Other non-operating expenses (income)	0.0	0.0	0.0
Total expenses	(44.1)	(39.5)	(42.7)
Other income
Net investment gains (losses) of Consolidated Funds	0.0	0.0	0.0
Income before provision for income taxes	21.9	(35.2)	8.8
Provision for income taxes	0.0	0.0	0.0
Net income	21.9	(35.2)	8.8
Net income attributable to non-controlling interests in consolidated entities	36.1	2.7	8.1
Net income (loss) attributable to The Carlyle Group Inc.	(14.2)	(37.9)	0.7
Fund management fees
Revenues
Fund management fees and incentive fees	2,030.1	1,667.5	1,486.0
Fund management fees | Consolidated Entities | Consolidated Operating Entities
Revenues
Fund management fees and incentive fees	2,056.7	1,691.5	1,513.6
Fund management fees | Consolidated Entities | Consolidated Funds
Revenues
Fund management fees and incentive fees	0.0	0.0	0.0
Fund management fees | Eliminations
Revenues
Fund management fees and incentive fees	(26.6)	(24.0)	(27.6)
Incentive fees
Revenues
Fund management fees and incentive fees	63.7	48.8	37.0
Incentive fees | Consolidated Entities | Consolidated Operating Entities
Revenues
Fund management fees and incentive fees	63.8	48.8	37.0
Incentive fees | Consolidated Entities | Consolidated Funds
Revenues
Fund management fees and incentive fees	0.0	0.0	0.0
Incentive fees | Eliminations
Revenues
Fund management fees and incentive fees	(0.1)	0.0	0.0
Performance allocations
Revenues
Investment income	1,327.5	6,084.6	1,635.9
Compensation and benefits
Performance allocations and incentive fee related compensation	719.9	2,961.0	779.1
Performance allocations | Consolidated Entities | Consolidated Operating Entities
Revenues
Investment income	1,332.8	6,084.6	1,635.9
Performance allocations | Consolidated Entities | Consolidated Funds
Revenues
Investment income	0.0	0.0	0.0
Performance allocations | Eliminations
Revenues
Investment income	(5.3)	0.0	0.0
Principal investment income (loss)
Revenues
Investment income	570.5	637.3	(540.7)
Principal investment income (loss) | Consolidated Entities | Consolidated Operating Entities
Revenues
Investment income	542.5	666.0	(546.4)
Principal investment income (loss) | Consolidated Entities | Consolidated Funds
Revenues
Investment income	0.0	0.0	0.0
Principal investment income (loss) | Eliminations
Revenues
Investment income	$ 28.0	$ (28.7)	$ 5.7