Contract Balances (Tables)

12 Months Ended

Dec. 31, 2024

Revenue from Contract with Customer [Abstract]

Schedule of Contract Balances

Contract balances at December 31 are set forth in the following table:

Balance sheet account	2024		2023		Change
Unbilled receivables	$	127.3	$	106.4	$	20.9
Deferred revenue – current	(1,737.4)		(1,583.8)		(153.6)
Deferred revenue – non-current	(154.7)		(130.7)		(24.0)
Net contract assets/(liabilities)	$	(1,764.8)	$	(1,608.1)	$	(156.7)