Condensed Consolidated Statements of Financial Position (Unaudited) - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Assets
Cash and cash equivalents	$ 1,907	$ 3,863
Accounts receivable, net	3,151	2,806
Inventoried costs, net	856	742
Deferred tax assets	386	404
Prepaid expenses and other current assets	160	369
Total current assets	6,460	8,184
Property, plant and equipment, net of accumulated depreciation of $4,728 in 2015 and $4,611 in 2014	3,005	2,991
Goodwill	12,464	12,466
Non-current deferred tax assets	1,383	1,622
Other non-current assets	1,240	1,309
Total assets	24,552	26,572
Liabilities
Trade accounts payable	1,246	1,305
Accrued employee compensation	1,097	1,441
Advance payments and amounts in excess of costs incurred	1,370	1,713
Other current liabilities	1,441	1,433
Total current liabilities	5,154	5,892
Long-term debt, net of current portion	6,417	5,925
Pension and other post-retirement benefit plan liabilities	5,871	6,555
Other non-current liabilities	939	965
Total liabilities	$ 18,381	$ 19,337
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: 2015—188,381,212 and 2014—198,930,240	188	199
Paid-in capital	0	0
Retained earnings	11,164	12,392
Accumulated other comprehensive loss	(5,181)	(5,356)
Total shareholders’ equity	6,171	7,235
Total liabilities and shareholders’ equity	$ 24,552	$ 26,572