Consolidated Balance Sheet (Unaudited) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 1,384	$ 1,919
Receivables from customers, less allowances of $13 in 2016 and $13 in 2015 (L)	1,556	1,340
Other receivables (L)	471	522
Inventories (F)	3,549	3,442
Prepaid expenses and other current assets	705	730
Total current assets	7,665	7,953
Properties, plants, and equipment	34,421	33,687
Less: accumulated depreciation, depletion, and amortization	19,405	18,872
Properties, plants, and equipment, net	15,016	14,815
Goodwill	5,402	5,401
Investments	1,684	1,685
Deferred income taxes	2,738	2,668
Other noncurrent assets (E & G)	3,635	3,955
Total assets	36,140	36,477
Current liabilities:
Short-term borrowings	40	38
Accounts payable, trade	2,657	2,889
Accrued compensation and retirement costs	779	850
Taxes, including income taxes	274	239
Other current liabilities	1,033	1,174
Long-term debt due within one year (N)	772	21
Total current liabilities	5,555	5,211
Long-term debt, less amount due within one year (N)	8,257	8,993
Accrued pension benefits	3,251	3,298
Accrued other postretirement benefits	2,077	2,106
Other noncurrent liabilities and deferred credits	2,639	2,738
Total liabilities	$ 21,779	$ 22,346
CONTINGENCIES AND COMMITMENTS (G)
Alcoa shareholders' equity:
Preferred stock	$ 55	$ 55
Mandatory convertible preferred stock	3	3
Common stock	1,391	1,391
Additional capital	9,856	10,019
Retained earnings	8,753	8,834
Treasury stock, at cost	(2,657)	(2,825)
Accumulated other comprehensive loss (C)	(5,175)	(5,431)
Total Alcoa shareholders' equity	12,226	12,046
Noncontrolling interests	2,135	2,085
Total equity	14,361	14,131
Total liabilities and equity	$ 36,140	$ 36,477