Supplemental Financial Information (Tables)

9 Months Ended

Sep. 30, 2020

Supplemental Financial Information [Abstract]

Schedule of Components of Accounts Receivable

The components of accounts receivable are summarized as follows:

In millions	September 30, 2020		December 31, 2019
Accounts receivable
Trade	$	1,260	$	1,482
Other	43		52
Accounts receivable, gross	1,303		1,534
Less: allowance for credit losses	(55)		(44)
Total accounts receivable, net	$	1,248	$	1,490

Schedule of Components of Inventory

The components of inventory are summarized as follows:

In millions	September 30, 2020		December 31, 2019
Inventories
Work in process and raw materials	$	179	$	204
Finished goods	175		184
Service parts	394		396
Total inventories	$	748	$	784