Contracts in Process (Tables)

3 Months Ended

Mar. 30, 2018

The components of contracts in process are presented in the table below.



	December 31, 2017
	(in millions)
Unbilled contract receivables, gross	$	1,874
Unliquidated progress payments	(761		)
Unbilled contract receivables, net	1,113
Inventoried contract costs, gross	891
Unliquidated progress payments	(71		)
Inventoried contract costs, net	820
Total contracts in process	$	1,933

General and Administrative, Independent Research and Development and Bid and Proposal Costs

The table below presents a summary of G&A, IRAD and B&P costs included in inventoried contract costs and the changes to them, including amounts charged to operating costs and expenses by the Company’s U.S. Government contractor businesses for the quarter ended March 31, 2017.



	First Quarter Ended
	March 31, 2017
	(in millions)
Amounts included in inventoried contract costs at beginning of the period	$	173
Contract costs incurred:
IRAD and B&P	76
Other G&A	200
Total	276
Amounts charged to operating costs and expenses	(272		)
Amounts included in inventoried contract costs at end of the period	$	177