Inventoried Costs, Net

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Inventoried Costs, Net

5. INVENTORIED COSTS, NET

Inventoried costs are primarily from contracts where the U.S. Government is the primary customer, therefore the company does not believe it has significant exposure to recoverability risk related to these amounts.

Inventoried costs consisted of the following:

	December 31
$ in millions	2016			2015
Production costs of contracts in process	$	1,574		$	1,218
G&A expenses	249			293
	1,823			1,511
Progress and performance-based payments received	(1,107		)	(807		)
	716			704
Product inventory and raw material	100			103
Total inventoried costs, net	$	816		$	807