Condensed Consolidated Statements of Financial Position (Unaudited) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Assets
Cash and cash equivalents	$ 3,885	$ 5,150
Accounts receivable, net	3,234	2,685
Inventoried costs, net	781	698
Deferred tax assets	539	605
Prepaid expenses and other current assets	165	350
Total current assets	8,604	9,488
Property, plant and equipment, net of accumulated depreciation of $4,401 in 2014 and $4,337 in 2013	2,793	2,806
Goodwill	12,468	12,438
Non-current deferred tax assets	199	209
Other non-current assets	1,471	1,440
Total assets	25,535	26,381
Liabilities
Trade accounts payable	1,229	1,229
Accrued employee compensation	1,050	1,446
Advance payments and amounts in excess of costs incurred	1,494	1,722
Other current liabilities	1,498	1,418
Total current liabilities	5,271	5,815
Long-term debt, net of current portion	5,927	5,928
Pension and other post-retirement benefit plan liabilities	2,874	2,954
Other non-current liabilities	894	1,064
Total liabilities	14,966	15,761
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: 2014—215,007,156 and 2013—217,599,230	215	218
Paid-in capital	292	848
Retained earnings	12,983	12,538
Accumulated other comprehensive loss	(2,921)	(2,984)
Total shareholders’ equity	10,569	10,620
Total liabilities and shareholders’ equity	$ 25,535	$ 26,381