Description of Business, Basis of Presentation and Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Schedule of Property and Equipment, Net

Property and equipment are recorded at cost less accumulated depreciation. Depreciation is calculated using the straight-line method, over the estimated useful lives of the following assets:

	Estimated Useful Life (years)
Computers, equipment, and software	1.5 to 10
Furniture and fixtures	5 to 7
Building and building improvements	7 to 40
Land improvements	10 to 40
Leasehold improvements	Lease term, not to exceed 10 years

Property and equipment, net, consisted of the following (in millions):

	As of December 31,
	2022		2021
Computers and equipment	$	940.0	$	1,023.5
Software	220.3		226.8
Leasehold improvements	189.2		197.6
Furniture and fixtures	45.4		46.8
Building and building improvements	271.9		269.3
Land and land improvements	243.6		243.5
Construction-in-process	12.1		11.2
Property and equipment, gross	1,922.5		2,018.7
Accumulated depreciation	(1,255.7)		(1,315.7)
Property and equipment, net	$	666.8	$	703.0