Consolidated Statements of Financial Position - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 11,225	$ 2,541
Accounts receivable, net	3,976	3,299
Inventoried costs, net	780	816
Prepaid expenses and other current assets	368	200
Total current assets	16,349	6,856
Property, plant and equipment, net of accumulated depreciation of $5,066 for 2017 and $4,831 for 2016	4,225	3,588
Goodwill	12,455	12,450
Deferred tax assets	475	1,462
Other non-current assets	1,413	1,258
Total assets	34,917	25,614
Liabilities
Trade accounts payable	1,661	1,554
Accrued employee compensation	1,382	1,342
Advance payments and amounts in excess of costs incurred	1,617	1,471
Other current liabilities	2,305	1,263
Total current liabilities	6,965	5,630
Long-term debt, net of current portion of $867 for 2017 and $12 for 2016	14,399	7,058
Pension and other post-retirement benefit plan liabilities	5,511	6,818
Other non-current liabilities	994	849
Total liabilities	27,869	20,355
Commitments and contingencies (Note 12)
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—174,085,619 and 2016—175,068,263	174	175
Additional Paid in Capital, Common Stock	44	0
Retained earnings	11,548	10,630
Accumulated other comprehensive loss	(4,718)	(5,546)
Total shareholders’ equity	7,048	5,259
Total liabilities and shareholders’ equity	$ 34,917	$ 25,614