Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table summarizes the disaggregation of our revenue by segment, geography, major product and service type and customer type for the three and six months ended June 30, 2018, consistent with the information reviewed by our chief operating decision maker for evaluating the financial performance of operating segments:

	Three Months Ended				Six Months Ended
(in millions)	Products and Systems Integration		Services and Software		Products and Systems Integration		Services and Software
Regions
Americas	$	878	$	331	$	1,576	$	627
EMEA	188		194		345		375
AP	123		46		220		84
Total	$	1,189	$	571	$	2,141	$	1,086
Major Products and Services
Devices	$	725	$	—	$	1,356	$	—
Systems and Systems Integration	464		—		785		—
Services	—		456		—		902
Software	—		115		—		184
Total	$	1,189	$	571	$	2,141	$	1,086
Customer Type
Direct	$	740	$	537	$	1,357	$	1,042
Indirect	449		34		784		44
Total	$	1,189	$	571	$	2,141	$	1,086

Contract Balances

(in millions)	January 1, 2018		June 30, 2018
Receivables	$	1,198	$	1,159
Contract assets	931		760
Contract liabilities	1,082		1,049
Non-current contract liabilities	162		180

Contract Cost Balances

(in millions)	January 1, 2018		June 30, 2018
Current contract cost assets	$	62	$	47
Non-current contract cost assets	85		90