Our depreciation and amortization policies are as follows:
Buildings
Lesser of lease term or 35 years
Leasehold improvementsLesser of lease term or useful life
Furniture and fixtures
5 to 15 years
Equipment, general office and computer
3 to 5 years
Software developed for internal use
3 to 7 years
Property and equipment, net consists of the following (in thousands):
 December 31,
 20252024
Buildings and leasehold improvements$23,522 $25,086 
Furniture, fixtures and equipment31,908 31,631 
Computer equipment117,421 117,867 
Software developed for internal use1,806,517 1,755,336 
Property and equipment1,979,368 1,929,920 
Accumulated depreciation and amortization(1,724,045)(1,696,135)
Property and equipment, net$255,323 $233,785 

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.