Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Sep. 29, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 2,661	$ 1,898
Receivables, net	6,919	6,563
Inventories, net	2,920	2,937
Deferred income taxes	1,167	1,269
Other current assets	452	1,188
Total current assets	14,119	13,855
Property, plant, and equipment, net	4,598	4,675
Goodwill	10,534	10,370
Deferred income taxes	4,657	4,809
Other noncurrent assets	4,999	4,948
Total assets	38,907	38,657
Current liabilities
Accounts payable	1,928	2,038
Customer advances and amounts in excess of costs incurred	6,350	6,503
Salaries, benefits, and payroll taxes	1,737	1,649
Current portion of long-term debt		150
Other current liabilities	2,278	1,815
Total current liabilities	12,293	12,155
Accrued pension liabilities	14,135	15,278
Other postretirement benefit liabilities	1,219	1,220
Long-term debt, net	6,156	6,158
Other noncurrent liabilities	3,827	3,807
Total liabilities	37,630	38,618
Stockholders' equity
Common stock, $1 par value per share	318	321
Additional paid-in capital
Retained earnings	13,694	13,211
Accumulated other comprehensive loss	(12,735)	(13,493)
Total stockholders' equity	1,277	39
Total liabilities and stockholders' equity	$ 38,907	$ 38,657