Contract Assets and Contract Liabilities (Tables)

6 Months Ended

Jun. 29, 2018

Revenue from Contract with Customer [Abstract]

Rollforward of Net Contract Assets (Liabilities)

The table below presents the components of net contract assets (liabilities).

	June 29, 2018			January 1, 2018
	(in millions)
Contract assets	$	1,611		$	1,349
Contract liabilities — current	(554		)	(565		)
Contract liabilities — non-current	(33		)	(28		)
Net contract assets (liabilities)	$	1,024		$	756

Components of Contract Assets

The components of contract assets are presented in the table below.

	June 29, 2018			January 1, 2018
	(in millions)
Unbilled contract receivables, gross	$	2,643		$	2,232
Unliquidated progress payments and advances	(1,032		)	(883		)
Total contract assets	$	1,611		$	1,349