Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 1,837	$ 1,090
Receivables, net	8,202	7,254
Inventories, net	4,670	4,819
Other current assets	399	441
Assets of discontinued operations		969
Total current assets	15,108	14,573
Property, plant and equipment, net	5,549	5,389
Goodwill	10,764	10,695
Intangible assets, net	4,093	4,022
Deferred income taxes	6,625	6,068
Other noncurrent assets	5,667	5,396
Assets of discontinued operations		3,161
Total assets	47,806	49,304
Current liabilities
Accounts payable	1,653	1,745
Customer advances and amounts in excess of costs incurred	6,776	6,703
Salaries, benefits and payroll taxes	1,764	1,707
Current maturities of long-term debt		956
Other current liabilities	2,349	1,859
Liabilities of discontinued operations		948
Total current liabilities	12,542	13,918
Long-term debt, net	14,282	14,305
Accrued pension liabilities	13,855	11,807
Other postretirement benefit liabilities	862	1,070
Other noncurrent liabilities	4,659	4,902
Liabilities of discontinued operations		205
Total liabilities	46,200	46,207
Stockholders' equity
Common stock, $1 par value per share	289	303
Additional paid-in capital	0	0
Retained earnings	13,324	14,238
Accumulated other comprehensive loss	(12,102)	(11,444)
Total stockholders' equity	1,511	3,097
Noncontrolling interests in subsidiary	95
Total equity	1,606	3,097
Total liabilities and equity	$ 47,806	$ 49,304