Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income/(loss)	$ (168.2)	$ 925.5	$ 1,969.4
Other comprehensive income/(loss), net of tax:
Currency translation differences on investments in foreign subsidiaries	144.9	(463.1)	(73.4)
Other comprehensive income/(loss), net of tax	(4.3)	(37.8)	36.4
Other comprehensive income/(loss)	140.6	(500.9)	(37.0)
Total comprehensive income/(loss)	(27.6)	424.6	1,932.4
Comprehensive loss/(income) attributable to noncontrolling interests in consolidated entities	71.3	(4.8)	(339.6)
Dividends declared on preferred shares	(236.8)	(236.8)	(236.8)
Comprehensive income/(loss) attributable to Invesco Ltd.	$ (193.1)	$ 183.0	$ 1,356.0