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Supplemental Financial Information (Tables)
6 Months Ended
Jun. 30, 2021
Supplemental Financial Information  
Schedule of interest expense, net Interest Expense, Net
Three months ended
June 30,
Six months ended
June 30,
(in millions)2021202020212020
Interest expense$615 $632 $1,247 $1,195 
Interest income(9)(18)(19)(153)
Interest expense, net$606 $614 $1,228 $1,042 
Schedule of inventories Inventories
(in millions)June 30,
2021
December 31, 2020
Finished goods$1,140 $1,318 
Work-in-process1,372 1,201 
Raw materials874 791 
Inventories$3,386 $3,310 
Schedule of property and equipment, net Property and Equipment, Net
(in millions)June 30,
2021
December 31, 2020
Property and equipment, gross$10,816 $10,859 
Accumulated depreciation(5,655)(5,611)
Property and equipment, net$5,161 $5,248