PROPERTY, EQUIPMENT AND SOFTWARE

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

PROPERTY, EQUIPMENT AND SOFTWARE

PROPERTY, EQUIPMENT AND SOFTWARE

The following is a summary of property, equipment and software:

$ in millions	December 31, 2021	December 31, 2020
Technology and Other Equipment	289.1	302.4
Software	901.0	810.7
Land and Buildings	98.7	119.0
Leasehold Improvements	233.9	254.7
Work in Process	74.3	83.1
Property, Equipment and Software, Gross	1,597.0	1,569.9
Less: Accumulated Depreciation and Impairment (1)	(1,078.9)	(1,006.1)
Property, Equipment and Software, Net	518.1	563.8

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(1)    The company did not recognize any impairment expense during the year ended December 31, 2021. During the year ended December 31, 2020, the company recorded an impairment expense of $17.8 million to transaction, integration and restructuring expense related to a property we intend to sublease, of which $4.4 million related to leasehold improvements and $13.4 million related to the right-of-use assets (see Note 15, “Operating Leases”).

Depreciation expense related to property, equipment and software was $142.4 million, $141.0 million and $124.9 million for the years ended December 31, 2021, 2020 and 2019, respectively.