Earnings Per Common Share - Schedule of EPS (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Basic
Net income attributable to common shares	$ 2,974.7	$ 348.2	$ 345.3
Weighted-average common units outstanding (in shares)	355,241,653	350,464,315	113,082,733
Net income per common share (in dollars per share)	$ 8.37	$ 0.99	$ 3.05
Diluted
Net income attributable to common shares	$ 2,974.7	$ 348.2	$ 345.3
Weighted-average common shares outstanding (in shares)	362,574,564	358,393,802	122,632,889
Net income per common share (in dollars per share)	$ 8.20	$ 0.97	$ 2.82
The Carlyle Group Inc. weighted-average common shares outstanding
Basic
Weighted-average common units outstanding (in shares)	355,241,653	350,464,315	113,082,733
Diluted
Weighted-average common shares outstanding (in shares)	355,241,653	350,464,315	113,082,733
Unvested restricted stock units
Basic
Weighted-average common units outstanding (in shares)	0	0	0
Diluted
Weighted-average common shares outstanding (in shares)	4,713,277	5,545,150	8,681,760
Issuable common shares and performance-vesting restricted stock units
Basic
Weighted-average common units outstanding (in shares)	0	0	0
Diluted
Weighted-average common shares outstanding (in shares)	2,619,634	2,384,337	868,396