Condensed Consolidated Statements of Operations - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues
Investment income (loss)	$ 584,100,000	$ 324,600,000	$ 72,400,000	$ 1,565,100,000
Interest and other income	21,300,000	23,300,000	64,500,000	71,500,000
Interest and other income of Consolidated Funds	56,300,000	51,300,000	164,500,000	149,500,000
Total revenues	1,034,600,000	768,600,000	1,419,900,000	2,916,700,000
Compensation and benefits
Cash-based compensation and benefits	222,200,000	200,000,000.0	639,000,000.0	631,900,000
Equity-based compensation	18,700,000	36,600,000	78,300,000	107,800,000
Performance allocations and incentive fee related compensation	250,600,000	92,600,000	343,700,000	391,600,000
Total compensation and benefits	491,500,000	329,200,000	1,061,000,000.0	1,131,300,000
General, administrative and other expenses	91,100,000	121,700,000	240,900,000	344,900,000
Interest	23,000,000.0	20,000,000.0	72,800,000	59,200,000
Interest and other expenses of Consolidated Funds	37,200,000	34,100,000	122,100,000	99,700,000
Other non-operating expenses	600,000	300,000	1,300,000	1,000,000.0
Total expenses	643,400,000	505,300,000	1,498,100,000	1,636,100,000
Other income (loss)
Net investment income (loss) of Consolidated Funds	23,900,000	(1,900,000)	(38,900,000)	(6,900,000)
Income (loss) before provision for income taxes	415,100,000	261,400,000	(117,100,000)	1,273,700,000
Provision for income taxes	82,400,000	9,400,000	54,700,000	48,900,000
Net income (loss)	332,700,000	252,000,000.0	(171,800,000)	1,224,800,000
Net income (loss) attributable to non-controlling interests in consolidated entities	37,200,000	10,500,000	(1,200,000)	45,800,000
Net income (loss) attributable to Carlyle Holdings	295,500,000	241,500,000	(170,600,000)	1,179,000,000.0
Net income attributable to non-controlling interests in Carlyle Holdings	0	149,300,000	0	789,800,000
Net income (loss) attributable to The Carlyle Group Inc.	295,500,000	92,200,000	(170,600,000)	389,200,000
Net income attributable to Series A Preferred Unitholders	0	7,300,000	0	19,100,000
Series A Preferred Units redemption premium	0	16,500,000	0	16,500,000
Net income (loss) attributable to The Carlyle Group Inc. Common Stockholders	$ 295,500,000	$ 68,400,000	$ (170,600,000)	$ 353,600,000
Net income (loss) attributable to The Carlyle Group Inc. per common share (see Note 11)
Basic (usd per share)	$ 0.84	$ 0.60	$ (0.49)	$ 3.17
Diluted (usd per share)	$ 0.82	$ 0.55	$ (0.49)	$ 2.93
Weighted-average common shares
Basic (in shares)	351,567,631	114,930,365	349,468,329	111,547,969
Diluted (in shares)	358,405,845	124,875,070	349,468,329	120,558,967
Fund management fees
Revenues
Fund management fees	$ 363,800,000	$ 359,500,000	$ 1,091,500,000	$ 1,103,800,000
Incentive fees
Revenues
Investment income (loss)	9,100,000	9,900,000	27,000,000.0	26,800,000
Performance allocations
Revenues
Investment income (loss)	477,400,000	112,400,000	731,600,000	709,100,000
Principal investment income (loss)
Revenues
Investment income (loss)	$ 106,700,000	$ 212,200,000	$ (659,200,000)	$ 856,000,000.0