Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 4,652	$ 3,582
Receivables, net	6,428	6,064
Inventories, net	2,878	2,481
Deferred income taxes	1,281	1,339
Other current assets	552	628
Total current assets	15,791	14,094
Property, plant, and equipment, net	4,486	4,611
Goodwill	10,183	10,148
Deferred income taxes	4,073	4,388
Other noncurrent assets	4,788	4,667
Total assets	39,321	37,908
Current liabilities
Accounts payable	2,184	2,269
Customer advances and amounts in excess of costs incurred	6,396	6,399
Salaries, benefits, and payroll taxes	1,725	1,664
Current portion of long-term debt	150
Other current liabilities	2,213	1,798
Total current liabilities	12,668	12,130
Long-term debt, net	6,374	6,460
Accrued pension liabilities	12,967	13,502
Other postretirement benefit liabilities	1,245	1,274
Other noncurrent liabilities	3,625	3,541
Total liabilities	36,879	36,907
Stockholders' equity
Common stock, $1 par value per share	321	321
Additional paid-in capital
Retained earnings	12,703	11,937
Accumulated other comprehensive loss	(10,582)	(11,257)
Total stockholders' equity	2,442	1,001
Total liabilities and stockholders' equity	$ 39,321	$ 37,908