Supplemental Financial Information

9 Months Ended

Sep. 30, 2016

Supplemental Financial Information [Abstract]

Supplemental Financial Information

15. SUPPLEMENTAL FINANCIAL INFORMATION

The components of accounts receivable are summarized as follows:

In millions	September 30, 2016			December 31, 2015
Accounts receivable
Trade	$	1,372		$	1,259
Other	56			39
Accounts receivable, gross	1,428			1,298
Less: allowance for doubtful accounts	(41		)	(47		)
Total accounts receivable, net	$	1,387		$	1,251

The components of inventory are summarized as follows:

In millions	September 30, 2016		December 31, 2015
Inventories
Work in process and raw materials	$	176	$	137
Finished goods	205		129
Service parts	395		377
Total inventories	$	776	$	643

The components of other current assets are summarized as follows:

In millions	September 30, 2016		December 31, 2015
Other current assets
Held for sale assets	$	—	$	89
Other	270		238
Total other current assets	$	270	$	327