Condensed Consolidated Statements of Financial Position (Unaudited) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 1,139	$ 2,319
Accounts receivable, net	3,483	2,841
Inventoried costs, net	973	807
Prepaid expenses and other current assets	186	367
Total current assets	5,781	6,334
Property, plant and equipment, net of accumulated depreciation of $4,927 in 2016 and $4,849 in 2015	3,299	3,064
Goodwill	12,463	12,460
Deferred tax assets	1,375	1,409
Other non-current assets	1,163	1,157
Total assets	24,081	24,424
Liabilities
Trade accounts payable	1,272	1,282
Accrued employee compensation	1,112	1,195
Advance payments and amounts in excess of costs incurred	1,383	1,537
Other current liabilities	1,332	1,443
Total current liabilities	5,099	5,457
Long-term debt, net of current portion	6,387	6,386
Pension and other post-retirement benefit plan liabilities	6,061	6,172
Other non-current liabilities	853	887
Total liabilities	18,400	18,902
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: 2016—178,956,974 and 2015—181,303,083	179	181
Paid-in capital	0	0
Retained earnings	10,634	10,661
Accumulated other comprehensive loss	(5,132)	(5,320)
Total shareholders’ equity	5,681	5,522
Total liabilities and shareholders’ equity	$ 24,081	$ 24,424