Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 1,284.7	$ 3,045.2	$ 382.8
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments, net of income tax (benefit) expense of $(16.0), $1.2 and $(33.5) for the years ended December 31, 2022, 2021 and 2020, respectively	(107.8)	(56.3)	49.6
Unrealized losses on Fortitude available-for-sale securities, net of income tax benefit of $(5.3) for the year ended December 31, 2020	0.0	0.0	(20.0)
Defined benefit plans, net
Unrealized net income (loss) for the period, net of income tax (benefit) expense of $4.6, $2.9 and $(2.3) for the years ended December 31, 2022, 2021 and 2020, respectively	14.5	9.5	(9.0)
Less: reclassification adjustment for unrecognized gain during the period included in base compensation expense, net of income tax (benefit) expense of $0.3, $0.7 and $0.6 for the years ended December 31, 2022, 2021 and 2020, respectively	1.0	2.1	1.8
Other comprehensive income (loss)	(92.3)	(44.7)	22.4
Comprehensive income	1,192.4	3,000.5	405.2
Comprehensive income attributable to non-controlling interests in consolidated entities	42.1	64.6	37.6
Comprehensive income attributable to The Carlyle Group Inc.	$ 1,150.3	$ 2,935.9	$ 367.6