Quarterly report pursuant to Section 13 or 15(d)

Property and equipment (Details)

v3.21.2
Property and equipment (Details) - USD ($)
$ in Millions
Jun. 30, 2021
Dec. 31, 2020
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross $ 1,576 $ 1,548
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization 931 882
Property and equipment, net 645 666
Land    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 31 30
Building and leasehold improvements    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 596 591
Furniture, fixtures and equipment    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 208 207
Capitalized software    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 707 694
Finance leases    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 15 14
Construction in progress    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross $ 19 $ 12