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PROPERTY, EQUIPMENT AND SOFTWARE
 12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment [Abstract]  
PROPERTY, EQUIPMENT AND SOFTWARE PROPERTY, EQUIPMENT AND SOFTWARE.
Property, equipment and software at December 31 consists of: 
(in millions)20242023
Computer and communications software and equipment$1,680.3 $1,497.3 
Buildings and improvements493.2 490.7 
Leasehold improvements414.0 260.9 
Furniture and other equipment225.3 207.8 
Land25.7 25.7 
2,838.5 2,482.4 
Less accumulated depreciation and amortization1,861.5 1,675.8 
Total$977.0 $806.6 

Compensation and related costs attributable to the development of computer software for internal use, totaling $182.0 million in 2024, $156.1 million in 2023, and $134.6 million in 2022, have been capitalized.