Condensed Consolidated Statements of Financial Position (Unaudited) - USD ($) $ in Millions	Sep. 30, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 1,878	$ 2,541
Accounts receivable, net	4,414	3,299
Inventoried costs, net	1,007	816
Prepaid expenses and other current assets	300	200
Total current assets	7,599	6,856
Property, plant and equipment, net of accumulated depreciation of $4,994 in 2017 and $4,831 in 2016	3,925	3,588
Goodwill	12,456	12,450
Deferred tax assets	1,200	1,462
Other non-current assets	1,333	1,258
Total assets	26,513	25,614
Liabilities
Trade accounts payable	1,507	1,554
Accrued employee compensation	1,309	1,342
Advance payments and amounts in excess of costs incurred	1,290	1,471
Other current liabilities	2,194	1,263
Total current liabilities	6,300	5,630
Long-term debt, net of current portion of $863 in 2017 and $12 in 2016	6,227	7,058
Pension and other post-retirement benefit plan liabilities	6,579	6,818
Other non-current liabilities	914	849
Total liabilities	20,020	20,355
Commitments and contingencies
Shareholders’ equity
Preferred stock, $1 par value; 10,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $1 par value; 800,000,000 shares authorized; issued and outstanding: 2017—174,077,667 and 2016—175,068,263	174	175
Paid-in capital	16	0
Retained earnings	11,546	10,630
Accumulated other comprehensive loss	(5,243)	(5,546)
Total shareholders’ equity	6,493	5,259
Total liabilities and shareholders’ equity	$ 26,513	$ 25,614