Consolidated Statements of Financial Position (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Assets
Cash and cash equivalents	$ 3,862	$ 3,002
Accounts receivable, net of progress payments	2,858	2,964
Inventoried costs, net of progress payments	798	873
Deferred tax assets	574	496
Prepaid expenses and other current assets	300	411
Total current assets	8,392	7,746
Property, plant and equipment, net of accumulated depreciation of $4,146 in 2012 and $3,933 in 2011	2,887	3,047
Goodwill	12,431	12,374
Non-current deferred tax assets	1,542	900
Other non-current assets	1,291	1,344
Total assets	26,543	25,411
Liabilities
Trade accounts payable	1,392	1,481
Accrued employee compensation	1,173	1,196
Advance payments and billings in excess of costs incurred	1,759	1,777
Other current liabilities	1,732	1,681
Total current liabilities	6,056	6,135
Long-term debt, net of current portion of $5 in 2012 and 2011	3,930	3,935
Pension and post-retirement plan liabilities	6,085	4,079
Other non-current liabilities	958	926
Total liabilities	17,029	15,075
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: 2012 — 239,209,812; 2011 — 253,889,622	239	254
Paid-in capital	2,924	3,873
Retained earnings	11,138	9,699
Accumulated other comprehensive loss	(4,787)	(3,490)
Total shareholders’ equity	9,514	10,336
Total liabilities and shareholders’ equity	$ 26,543	$ 25,411