XML 156 R83.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Schedule of Property and Equipment Net (Detail) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Property, Plant and Equipment [Abstract]    
Land $ 48 $ 49
Buildings and leasehold improvements 565 625
Capitalized software 789 613
Furniture, fixtures and equipment 400 411
Buses and support vehicles 88 95
Projects in process 180 169
Property and Equipment, gross 2,070 1,962
Less: Accumulated depreciation and amortization (1,278) (1,226)
Property, Plant and Equipment, Net, Total $ 792 $ 736