Quarterly report pursuant to Section 13 or 15(d)

Leases - Remaining Lease Term And Lease Expense (Details)

v3.19.1
Leases - Remaining Lease Term And Lease Expense (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2019
Jan. 01, 2019
Leases    
Lease, Practical Expedients, Package [true false] true  
Lease, Practical Expedient, Use of Hindsight [true false] false  
Operating lease ROU assets (1) $ 343 $ 287
Short term operating lease liabilities 52 51
Long term operating lease liabilities $ 317 259
Prepaid rent   $ 23
Operating lease, existence of option to extend true  
Finance lease, existence of option to extend true  
Operating lease, existence of option to terminate true  
Finance lease, existence of option to terminate true  
Components of lease expense:    
Operating Lease Cost $ 17  
Finance lease cost    
Depreciation of leased assets 5  
Interest on lease liabilities 2  
Total finance lease cost $ 7  
Minimum    
Leases    
Operating lease, remaining lease term 1 year  
Finance lease, remaining lease term 1 year  
Maximum    
Leases    
Operating lease, remaining lease term 15 years  
Finance lease, remaining lease term 15 years  
Operating lease, option to extend, period 14 years  
Finance lease, option to extend, period 14 years  
Operating lease, terminate term 1 year  
Finance lease, terminate term 1 year